| Subject | Chinese | English |
| gen. | 一分为二 | divide one into two |
| gen. | 一分为二 | bisection |
| gen. | 一分为二的 | dualize |
| gen. | 一分预防抵得十二分治疗 | an ounce of prevention is worth a pound of cure |
| pref. | 一又二分之一 | sesqui- |
| gen. | 一又二分之一 | one and a half |
| tech. | 丁二酮肟分光光度法 | dimethyl glyoxime spectrophotometry |
| chem. | 丁基膦酸二丁酯萃取分离镧系-锕系元素过程 | DBBP lanthanide-actinide process |
| bridge. | 三二一二分之一计点法 | three-two -one-half count |
| tech. | 三分之一和三分之二原则 | one-third two-thirds rule |
| gen. | 三分之二 | two thirds |
| gen. | 三分之二 | two parts |
| gen. | 三分之二 | two over three |
| China, polit. | 三分之二以上的代表 | two-thirds or more of all deputies |
| China, polit. | 三分之二以上的多数 | a two-thirds majority |
| tech. | 三分之二公式 | two-thirds formula |
| busin. | 三分之二多数通过 | approved by a two-third majority of votes |
| tech. | 三分之二规则 | two-thirds rule |
| gen. | 三十二分音符 | demisemiquaver |
| sport. | 三级跳远动作的第二部分、运动员紧接着向前跨跳、另一只脚着地 | In the second part of the movements in the triple jump, the jumper continues to leap forward, landing on the other foot (step) |
| tech. | 三英尺一英寸十二分之一的轨距 | three-feet line gauge |
| tech. | 三英尺一英寸十二分之一的轨距 | three-feet line gage |
| tech. | 不对称第二次分裂 | asymmetrical second division |
| tech. | 不对称第二次分裂 | asymmetric second division |
| agric. | 不对称第二次分裂分离 | asymmetrical second division segregation |
| China, law | 不少于全体议员三分之二多数 | not less than a two-thirds majority of all the members |
| agric. | 不等二歧分枝 | anisotomy (anisotomia) |
| agric. | 不等二歧分枝 | anisotomic dichotomy (dichotomia anisotomica) |
| geol. | 东二分之一地区 | east half (corner) |
| construct. | 中间二分之一 | middle half |
| tech. | 中间二分之一 | centre half |
| tech. | 中间二分之一 | center half |
| tech. | 中间的二分之一 | middle half |
| avia. | 二两分 | dichotomy (法) |
| gen. | 二对分 | dichotomize |
| tech. | 二等分 | dimidiate |
| gen. | 二两分法 | dichotomy |
| gen. | 二等分 | bisect |
| gen. | 二双分子的 | dimolecular |
| gen. | 二两分的 | dimidiate |
| agric. | 二等分裂 | binary fission (fissio binaria) |
| tech. | 二向色分光镜 | dichroic beam splitter |
| tech. | 二向色晶体分光镜 | dichroic crystal beamsplitter |
| gen. | 二〔双〕重积分 | double-integrating |
| mil., air.def. | 二倍分组块补零 | double block zero padding |
| agric. | 二倍基因性型分化 | diplogenotypic sex differentiation |
| agric. | 二倍性分化 | diploid sex differentiation |
| agric. | 二倍有丝分裂核 | diploid mitotic nucleus |
| busin. | 二兀差异分析 | two dimensional variance analysis |
| tech. | 二元二型分布 | bivariate type 2 distribution |
| tech. | 二元光谱分类 | two-dimensional spectral classification |
| busin. | 二元分析 | two-way analysis |
| busin. | 二元分析 | two factor analysis |
| busin. | 二元分析 | bivariate analysis |
| tech. | 二元分离 | binary separation |
| tech. | 二元分类机 | binary sorter |
| tech. | 二元均匀分布 | bivariate uniform distribution |
| geol. | 二元孔隙大小分布 | bivariate pore size distribution |
| busin. | 二元学生分布 | bivariate student 's distribution |
| busin. | 二元方差分析 | two-way ANOVA |
| busin. | 二元方差分析 | two-way analysis of variance |
| tech. | 二元概率分布 | bivariate probability distribution |
| busin. | 统计二元正态分布 | bivariate normal distribution |
| tech. | 二元正态分布纵坐标 | ordinates of the bivariate normal distribution |
| gen. | 二元正态分布纵坐标 | ordinates of normal distribution |
| tech. | 二元正态积分 | bivariate normal integral |
| tech. | 二元离散分布 | bivariate discrete distribution |
| tech. | 二元组分 | double component |
| chem. | 二元组分火箭推进剂 | bipropellant |
| tech. | 二元组分玻璃 | tow-component glass |
| tech. | 二元连续分布 | bivariate continuous distribution |
| gen. | 二出分枝式的 | biparous |
| agric. | 二出聚伞分枝式 | biparous branching (ramificatio bipara) |
| tech. | 二分 | dimidiate |
| tech. | 二分之一坡 | one-on-two |
| tech. | 二分之一比例 | half scale |
| tech. | 二分之一法 | one-half method |
| gen. | 二分之一的 | subduple |
| gen. | 二分之一的 | subdouble |
| tech. | 二分之一砖 | half hat |
| tech. | 二分之一砖 | two-quarters |
| agric., stat. | 二分之一自然对数 | half natural logarithm |
| gen. | 二分之三 | sesqui- |
| tech. | 二分之三方律 | three-halves power law |
| tech. | 二分之三次方定律 | three-halves power law |
| gen. | 二分之三次方的 | sesquiplicate |
| tech. | 二分之三百三十一度屋面坡度 | third pitch |
| avia. | 生二分体 | dyad |
| gen. | 二分力的 | two-component |
| tech. | 二分区测试系统 | dichotomy testing system |
| gen. | 二分叉器 | bifurcator |
| gen. | 二分叉的 | dichotomous |
| busin. | 二分变量 | dichotomous variable |
| tech. | 二分变量 | dichotomic variable |
| tech. | 二分圆 | equinoctial closure |
| tech. | 二分圆 | equinoctial circle |
| tech. | 二分圆面 | equinoctial closure plane |
| tech. | 二分圆面 | equinoctial circle plane |
| gen. | 二分圈 | colure |
| tech. | 二分子 | dimolecular (的) |
| tech. | 二分子 | diad |
| chem. | 二分子聚合物 | dimer |
| agric. | 二分子聚合物 | dimer molecule |
| tech. | 二分岩 | diaschistic rock |
| tech. | 二分差方程 | equation of equinoxes |
| desert. | 二分式检索表 | dichotomous key |
| tech. | 二分总体 | dichotomous population |
| tech. | 二分插入法 | binary insertion |
| busin. | 二分数据 | dichotomous data |
| tech. | 二分时刻 | equinox |
| tech. | 二分板 | quarter stuff |
| gen. | 二分枝器 | bifurcator |
| lat. | 二分枝派 | Bifida |
| construct. | 二分标 | scale of two |
| tech. | 二分标 | scale-of-two |
| tech. | 二分标度计数装置 | scale-of-two counter |
| gen. | 二分标电路 | seale-of-two circuit |
| gen. | 二分标的 | scale-of-two |
| tech. | 二分水器 | dividing breeching |
| busin. | 二分法 | split-half method |
| tech. | 二分法 | bisection method |
| tech. | 二分法 | binary divisive procedure |
| tech. | 二分法分类 | classification by dichotomy |
| tech. | 二分法分类 | binary sort |
| AI. | 二分法分类器 | dichotomizer |
| tech. | 二分法相关 | split-half correlation |
| busin. | 二分法论 | theory of dichotomy |
| adv. | 二分法问题 | dichotomous question |
| tech. | 二分点 | equinoctial point |
| avia. | 二分点 | equinoxes |
| construct. | 春分或秋分之二分点 | equinoctial point |
| agric. | 二分点指春分,秋分 | equinoxes |
| desert. | 二分点 | equinoxe |
| avia. | 二分点 | equatorial point |
| avia. | 二分点倒飞机动 | equinox inversion manoeuvre |
| tech. | 二分点风暴 | line storm |
| tech. | 二分点风暴 | equinoctial storm |
| tech. | 二分点风暴 | line gale |
| tech. | 二分点风暴 | equinoctial gale |
| gen. | 二分的 | bipartite |
| gen. | 二分歧的 | dichotomous |
| tech. | 二分的 | diaschistic |
| gen. | 二分的 | distichous |
| agric. | 二分的指春分,秋分，aequinoctialis | equinoctial |
| agric. | 二分的 | bisecting (bisecarens) |
| gen. | 二分的 | distychus |
| gen. | 二分的 | distichate |
| gen. | 二分的 | bifidus |
| tech. | 二分系统 | dichotomy system |
| agric. | 二分细胞 | dyad cell |
| agric. | 二分细胞 | dyad |
| lat. | 二分聚球藻 | Synechocystis distomicola |
| tech. | 二分脉岩 | diaschistic dyke rock |
| gen. | 二分脉岩 | schizolite |
| agric. | 二分裂 | binary division |
| gen. | 二分裂 | bipartition |
| gen. | 二分核裂变截面 | binary fission cross-section |
| gen. | 二分量的 | two-component |
| gen. | 二分量变量的 | binary |
| agric. | 二分降雨指春分与秋分的降雨，precipitatio aequinocialis | equinocial rainfall |
| agric. | 二分隔的 | biseptate (biseptatus) |
| tech. | 二分隔的 | biseptate |
| agric., meteorol. | 二分雨指春分与秋分的雨，pluvia aequinoctialis | equinoctial rain |
| tech. | 二分雨 | equinoctial rain |
| gen. | 二十分之一的 | twentieth |
| gen. | 二叉〔歧〕分枝 | dichotomy |
| agric. | 二叉分枝式下等植物 | forked branching |
| agric. | 二叉分枝式 | false dichotomous branching (ramificatio dichotoma falsa) |
| agric. | 二叉分枝式 | dichotomous branching (ramificatio dichotoma) |
| comp. | 二叉分枝式指低等植物 | dichotomy |
| agric. | 二向三组群方差分析 | variance analysis of treble lattice |
| agric. | 二向二组群方差分析 | variance analysis of lattice |
| agric. | 二向分类 | two-way classification |
| tech. | 二向分色镜 | dichroic beam splitter |
| tech. | 二向色分束镜 | beam splitting dichroic mirror |
| agric. | 二回分叉的 | twice-forked (bisbifidus) |
| agric. | 二回分裂的 | twice-forked |
| agric. | 二回羽状分裂的 | bipinnatifid (bipinnatifi dus) |
| gen. | 二回羽状分裂的 | bipinnatifid |
| tech. | 二因素方差分析 | two-factor analysis of variance |
| tech. | 二因素方差分析模型 | two-factor analysis of variance model |
| tech. | 二型分布 | type 2 distribution |
| tech. | 二成分 | binary |
| gen. | 二成分的 | binary |
| tech. | 二成分系统 | two-component system |
| agric. | 二有丝分裂 | bimitosis |
| tech. | 二次弯矩分配法 | two-cycle method |
| agric. | 二次分叉的 | bisbifid (bisbifidus) |
| busin. | 二次分层化 | substratification |
| tech. | 二次分布 | second contribution |
| gen. | 二次分枝 | rebranch |
| avia. | 二次分离 | secondary separation |
| tech. | 二次分离器 | secondary separator |
| busin. | 二次分类 | secondary classification |
| tech. | 二次分级 | regrading |
| gen. | 二次分蜜 | affination |
| tech. | 二次分配 | secondary allocation |
| tech. | 二次分配问题 | quadratic assignment problem |
| mil., air.def. | 二次分频电路 | divide-by-two circuit |
| tech. | 二次分馏 | after-fractionating |
| tech. | 二次动作元件分配 | secondary assignment |
| busin. | 二次变分问题 | quadratic variational problem |
| tech. | 二次场垂直分量 | vertical component of secondary field |
| tech. | 二次场实分量 | real component of secondary field |
| tech. | 二次场水平分量 | horizontal component of secondary field |
| tech. | 二次场虚分量 | imaginary component of secondary field |
| tech. | 二次平方折射率分布 | quadratic index profile |
| tech. | 二次弯矩分配法 | two-cycle method |
| tech. | 二次微分形式 | quadratic differential form |
| tech. | 二次微分方程 | quadratic differential equation |
| tech. | 二次方分量 | quadratic component |
| agric. | 二次方部分 | quadratic component |
| chem. | 二次电流分布 | secondary current distribution |
| tech. | 二次离子发射显微分析仪 | secondary ion emission microanalyzer |
| tech. | 二次空气分级 | secondary air classification |
| tech. | 二次空间分配 | secondary space allocation |
| tech. | 二次筛分 | re-screening |
| tech. | 二次筛分 | re-screen |
| tech. | 二次筛分机 | re-screener |
| tech. | 二次筛分装置 | re-screening provision |
| tech. | 二次筛分装置 | re-screening unit |
| tech. | 二次筛分设备 | re-screening provision |
| agric. | 二歧分枝古植物，dichotomia | forked branching |
| comp. | 二歧分枝 | dichotomy |
| agric. | 二歧分枝式高等植物 | forked branching |
| tech. | 二氧化氯泡沫分离法 | chlorine dioxide foam separation process |
| tech. | 二氧化硫自动分析仪 | continuous analyzer for sulfur dioxide |
| tech. | 二氧化硫连续分布分析仪 | continuous analyzer for sulfur dioxide |
| tech. | 二氧化碳分压 | partial pressure of carbon dioxide |
| sport., med. | 二氧化碳分压 | carbon dioxide partial pressure |
| tech. | 二氧化碳分压测定仪 | microtonometer |
| tech. | 二氧化碳分析仪 | carbon dioxide analyser |
| gen. | 二氧化碳分析仪 | capnograph |
| tech. | 二氧化碳分析器 | carbon dioxide analyser |
| tech. | 二氧化碳激光谱线分析仪 | carbon dioxide laser spectrum analyzer |
| agric. | 二点分布 | two-point distribution |
| tech. | 二点分布 | tow-point distribution |
| gen. | 二烯分析 | dienanalysis |
| tech. | 二球分馏管 | distilling tube with two bulbs |
| gen. | 二等〔均〕分的 | binary |
| tech. | 二等分 | halver |
| agric. | 二等分 | bisection (bisectio) |
| tech. | 二等分 | halving |
| tech. | 二等分 | bisect (图) |
| gen. | 二等分分成两半 | halve |
| geol. | 二等分双晶轴 | bisecting twin axis |
| gen. | 二等分器 | bisectrix |
| gen. | 二等分器 | bisector |
| gen. | 二等分图 | bisect |
| tech. | 二等分校正 | halving adjustment |
| tech. | 二等分法 | halving method |
| tech. | 二等分点 | point of bisection |
| tech. | 二等分照准 | pointing by bisection |
| tech. | 二等分物 | bisectrix |
| tech. | 二等分物 | bisector |
| tech. | 二等分物 | bisecting line |
| agric. | 二等分的 | bisectional (bisectus) |
| tech. | 二等分算子 | halver operator |
| comp. | 二等分算子 | halve operator |
| gen. | 二等分线 | median |
| tech. | 二等分线法 | method of bisectors |
| agric. | 二等分裂 | bipartition (b ipartitio) |
| tech. | 二等分角 | angle bisection |
| desert. | 二等分面 | bisecting plane |
| tech. | 二级分区 | secondary partition |
| tech. | 二级分塔 | secondary fractionator |
| tech. | 二级分组 | reclassify |
| tech. | 二级分配 | two-level allocation |
| tech. | 二级分配 | secondary offering |
| tech. | 二级分配 | secondary distribution |
| avia. | 二级分配网 | secondary distribution network |
| tech. | 二级分页装置 | secondary paging device |
| tech. | 二级微分方程 | second-order differential equation |
| tech. | 二级离心式空气分级机 | double-whizzer classifier |
| tech. | 二组分同时测定 | simultaneous determination of two components |
| tech. | 二组分型 | two-component lognormal model |
| tech. | 二组分玻璃 | binary glass |
| chem. | 二组分系统 | binary system |
| tech. | 二维傅立叶分析 | Fourier analysis in two-dimensions |
| tech. | 二维分布 | two-dimensional distribution |
| tech. | 二维分布 | bivariate distribution |
| busin. | 二维分类 | two-dimensional classification |
| tech. | 二维向量多项式分布 | bivector multinomial distribution |
| tech. | 二维正态分布 | two-dimensional normal distribution |
| tech. | 二维规范目标分布 | bivariate normal target distribution |
| tech. | 二维趋势面分析 | two-dimensional trend analysis |
| chem. | 二聚水分子 | H₂O₂ dihydrol |
| tech. | 二聚水分子 | hydrol |
| tech. | 二色光束分离器 | dichroic beam splitter |
| tech. | 二色分光镜 | dichroic beamsplitter |
| busin. | 美二角五分辅币 | quarter |
| gen. | 二角五分硬币 | quarter |
| tech. | 二路分类合并 | two way sort merge |
| tech. | 二路归并分类 | two-way merge sort |
| tech. | 二进位分式 | binary fraction |
| tech. | 二进制分频级 | binary divider stage |
| tech. | 二进制数小数部分 | binary fraction |
| busin. | 二部分征税制指电与煤气的消费税分两部分：一是固定税费，二是按使用数量征税 | two-part tariff |
| tech. | 二重分类 | classification by dichotomy |
| tech. | 二重积分加速度表 | range accelerometer |
| tech. | 二重积分加速度计 | double integrating accelerometer |
| tech. | 二重积分加速表 | range accelerometer |
| tech. | 二重积分加速表 | doubly integrating accelerometer |
| avia. | 二重积分器 | double integrator |
| avia. | 二重积分式加速度表 | double integrating accelerometer |
| tech. | 二重积分法 | double integration (method) |
| avia. | 二阶中心差分 | second-order central difference |
| avia. | 二阶偏微分 | the second order partial differential |
| tech. | 二阶充分条件 | second-order sufficient condition |
| tech. | 二阶因子分析 | second-order factor analysis |
| tech. | 二阶差分 | secondary order difference |
| busin. | 二阶差分 | second difference |
| tech. | 二阶差分 | secondary difference |
| avia. | 二阶差分 | second-order differential |
| busin. | 二阶差分变换 | second difference transformation |
| tech. | 二阶差分变换 | second-order difference transformation |
| tech. | 二阶微分方程组 | second-order differential system |
| mil., air.def. | 二阶微分环节 | secondary derivative element |
| tech. | 二阶微分线性方程 | secondary order linear differential equation |
| agric., stat. | 二项分布 | distribution binomial |
| tech. | 二项分布 | Bernoulli distribution |
| tech. | 二项分布函数 | binomial distribution function |
| busin. | 二项分布参数 | binomial parameter |
| agric. | 二项分布型 | binomial type |
| tech. | 二项分布平均值 | mean of binomial distribution |
| busin. | 二项分布律特征函数 | characteristic function of the binomial law |
| tech. | 二项分布律的特征函数 | characteristic function of the binomial law |
| busin. | 二项分布或总体 | binomial distribution or population |
| busin. | 二项分布数据 | binomial data |
| tech. | 二项分布方式 | mode of binomial distribution |
| tech. | 二项分布的最小最大估计 | minimax estimate for binomial distribution |
| tech. | 二项分布的离势 | dispersion of binomial distribution |
| tech. | 二项分布直方图 | histogram of binomial distribution |
| tech. | 二项分布随机数 | binomially distributed random number |
| securit. | 二项分配模型 | binomial model |
| busin. | 二项分配集成表 | cumulative binomial distribution |
| busin. | 二项式先验分布 | binomial prior distribution |
| busin. | β二项式分布 | beta binomial distribution |
| tech. | 二项式分布型 | binomial distribution type |
| tech. | 二项式微分 | binomial differential |
| tech. | 二项式概率分布 | binomial probability distribution |
| busin. | 二项式随机变量分布 | distribution of binomial random variable |
| chem. | 伯努利二项式频率分布 | binomial distribution |
| tech. | 二项式频率分布 | binomial frequency distribution |
| busin. | 二项次数分配 | binomial frequency distribution |
| tech. | 二项等待时间分布 | binomial waiting time distribution |
| busin. | 二项累积分配函数 | binomial cumulative distribution function |
| securit. | 二项股票价格分布 | binomial stock price distribution |
| gen. | 五分之二 | two fifth parts |
| gen. | 五分之二圆周差 | biquintile |
| China, polit. | 以全体代表的三分之二以上的多数通过 | adopted by a vote of more than two-thirds of all the deputies to the Congress |
| China, law | 以全体议员三分之二多数 | in the two-thirds majority of all the members |
| gen. | 低分子聚丁二烯 | divinol |
| mil., air.def. | 修改的二倍分组块补零 | modified double block zero padding |
| busin. | 修正二项分布 | modified binomial distribution |
| agric. | 假二歧分枝式 | pseudodichotomous branching |
| chem. | 光二聚型感光高分子 | photodipolymerizate photosensitivepolymer |
| tech. | 八分之二法 | two-eighth method |
| agric. | 具二分叉的 | two-forked (bifurcatus) |
| gen. | 分为二 | atwain |
| tech. | 分为二支 | bifurcated |
| gen. | 分二期的 | two-step |
| gen. | 分向二边 | bifurcation |
| tech. | 分子二聚物 | molecular dimer |
| agric. | 分子内二硫键 | intramolecular disulfide bond |
| agric. | 分子间二硫键 | intermolecular disulfide bond |
| agric. | 分层二段取样法指甘蔗 | stratified subsampling method |
| tech. | 分层二段抽样法 | stratified subsampling method |
| gen. | 分成二叉〔类,部分〕 | dichotomize |
| construct. | 分裂为二 | split across |
| gen. | 分裂为二 | rend in two |
| gen. | 分隔为二的 | biseptate |
| gen. | 功率计在满标度的二分之一处的误差变化不应大于满标度的0,25% | the error of a wattmeter at half full-scale shall not vary by more than 0. 25% of full scale for Precision instruments when the power factor is varied between unity and 0. 5 lagging |
| tech. | 包裹体二氧化碳同位素分析 | isotope determination of carbon dioxide inclusion |
| geol. | 北二分之一地区 | north half |
| gen. | 十二分 | tremendously |
| gen. | 十二分 | more than enough |
| gen. | 十二分之一 | uncia |
| gen. | 十二分之一食分 | zoll |
| gen. | 十二分之一的 | twelfth |
| gen. | 十二分之几的 | duodenary |
| gen. | 十二分之几的 | duodecimal |
| gen. | 十二分区 | dodecan |
| gen. | 十二分小数 | duodecimal |
| gen. | 十二分的 | crass |
| gen. | 十二分算 | duodecimal |
| agric. | 十二分算的 | duodecimal |
| gen. | 十二分象限 | dodecant |
| tech. | 十二分音符法 | twelve note music |
| agric. | 十字形二歧分枝式 | cruciate dichotomy (dichotomia cruciata) |
| tech. | 十字形二歧分枝式 | cruciate dichotomy |
| agric. | 单出聚伞状二侧分枝式 | scorpioid uniparous branching (ramificatio unipara scorpioides) |
| geol. | 南二分之一地区 | south half |
| tech. | 双二分法 | double dichotomy |
| avia. | 发光二极管分段显示 | LED segment display |
| tech. | 变系数二进制分频器 | variable binary scaler |
| busin. | 变量的二分法 | dichotomy of variable |
| tech. | 含水二氧化钛分散 | aqueous titanium dioxide dispersion |
| ecol. | 吸收式二氧化碳分析器 | absorbing econometer |
| construct. | 四分中二四等分的中部二等分 | middle half |
| AI. | 垂直二分线 | perpendicular bisector |
| gen. | 增长百分之二十 | increase by 20 percent |
| tech. | 复合二项分布 | compound binomial distribution |
| agric., stat. | 复合二项式分布 | compound binomial distribution |
| busin. | 复合相关二元泊松分布 | compound correlated bivariate Poisson distribution |
| math. | 多元二项分布 | multivariate binomial distribution |
| math. | 多元负二项分布 | negative multinomial distribution |
| math. | 多元负二项分布 | multivariate negative binomial distribution |
| China, polit. | 多出五分之一到二分之一 | exceed by 20% to 50% |
| tech. | 多次二分岔 | polygenous two-splitting |
| tech. | 大气中二氧化硫浓度分析仪 | atmospheric sulfur dioxide analyzer |
| sport. | 如果你决定投资建一个家庭健身房，可以查阅当地的分类广告，访问网上的克雷格列表，或者去趟二手体育用品商店 | If you decide you want to invest in a home gym, check out your local classifieds， Craigslist and used sports goods stores |
| tech. | 定二次型分布 | definite quadratic form distribution |
| tech. | 定量分析中最小二乘法 | least square method in quantitative analysis |
| math. | 小二分之一 | half as large |
| tech. | 差分二极管 | difference diode |
| desert. | 平均二分点 | mean equinox |
| tech. | 废气二氧化碳分析 | carbon dioxide analysis in flue gas |
| gen. | 当功率因数在滞后1 ~0,5变化时,功率计在满标度的二分之一处的误差变化不应大于满标度的0,25% | the error of a wattmeter at half full-scale shall not vary by more than 0. 25% of full scale for Precision instruments when the power factor is varied between unity and 0. 5 lagging |
| tech. | 总和的二十分之一 | one-twentieth of the sum |
| gen. | 生殖细胞核的成熟后第二次分裂的 | homeotypical |
| gen. | 生殖细胞核的成熟后第二次分裂的 | homeotypic |
| math. | 截首负二项分布 | decapitated negative binomial distribution |
| math. | 截首负二项分布 | decapitated distribution |
| chem. | 摩尔分数的二次方程式 | quadratic in mole fraction |
| gen. | 暗霉素第二成分 | apramycin |
| busin. | 最小二乘方估计量的分布 | distribution of least squares estimator |
| math. | 最小二乘方分析 | least-squares analysis |
| tech. | 最小二乘方分析 | least-square analysis |
| tech. | 正定二次微分形式 | positive definite differential form of degree two |
| tech. | 正定第二变分 | positive definite second variation |
| agric. | 比奈-西蒙二氏分类 | Binet-Simon classification |
| chem. | 1,8-氨基萘西分-4,6-二磺酸 | 1,8-aminonaphthol-4,6-disulphonic acid |
| tech. | 泊松二项分布 | Poisson's binomial distribution |
| tech. | 波利亚二阶频率分布 | Polya frequency distribution of order two |
| chem. | 百万分之二十五 | 25 parts per million |
| agric. | 相等二歧分枝 | isotomic dichotomy (dichotomia isotomica) |
| chem. | 碳二馏分 | C₂-fraction |
| agric. | 第二分裂纺锤体 | second division spindle |
| tech. | 第二分量 | second component |
| desert. | 第二主成分 | second principal component |
| agric., stat. | 第二主组成部分 | second principal component |
| agric. | 第二信使分子 | second messenger molecule |
| gen. | 第二减数分裂 | brachymeiosis |
| math. | 第二四分位数 | second quartile |
| busin. | 第二增额分保分保用语 | second surplus reinsurance |
| busin. | 第二增额分保合同 | second surplus reinsurance treaty |
| sport., med. | 第二心音分裂 | splitting of second heart sound |
| agric. | 第二成熟分裂 | second meiotic division (divisio maturationis secunda) |
| agric. | 第二成熟分裂 | second maturation division (divisio maturationis secunda) |
| agric. | 第二成熟分裂 | meiosis II |
| agric. | 第二次 减数 分裂后期 | second anaphase |
| agric. | 第二次分枝指玉米雄穗 | secondary tassel branch |
| tech. | 第二次分离装置 | secondary separator |
| agric. | 第二次分蘖 | secondary tillering |
| agric. | 第二次分蘖 | secondary tiller |
| agric. | 第二次分裂 | secondary split (fidus secundarius) |
| agric. | 第二次分裂 | second division (divisio secunda) |
| agric. | 第二次分裂分离 | second division segregation (segregatio divisionis secunda) |
| tech. | 第二次分裂分离 | second division segregation |
| busin. | 第二次四分位数 | second quartile |
| tech. | 第二级分支 | second-order branching |
| agric. | 等二歧分枝 | isotomy (isotomia) |
| agric. | 等二歧分枝式 | equal dichotomous branching (ramificatio dichotoma aequalis) |
| tech. | 简单二分岔 | simple two-splitting |
| tech. | 简单二分支 | simple dichotomy |
| tech. | 累积二项分布 | cumulative binomial distribution |
| busin. | 累积二项式概率分布 | accumulative binomial probability distribution |
| tech. | 红外线二氧化碳分析器 | infrared carbon dioxide analyser |
| tech. | 纵二分裂 | longitudinal binary fission |
| avia. | 肺泡内二氧化碳分压 | alveolar carbon dioxide tension |
| avia. | 肺泡气二氧化碳分压 | alveolar gas carbon dioxide pressure |
| tech. | 臭氧一二磺酸靛蓝分光光度计 | ozone-indigo disulphonate spectrophotometry |
| agric. | 蝎尾状二叉分枝式下等植物 | scorpioid dichotomy |
| agric. | 蝎尾状二歧分枝 | scorpioid dichotomy |
| agric. | 蝎尾状二歧分枝式 | scorpioid dichotomous branching (ramificatio dichotoma scorpioides) |
| tech. | 螺状二歧分枝 | helicoid dichotomy |
| agric. | 螺状二歧分枝式 | bostrychoid dichotomy (dichotomia bostrychoidea) |
| geol. | 西二分之一地区 | west half |
| tech. | 贝克曼二氧化硫分析仪 | Beckmann SO₂ analyzer |
| tech. | 贝克曼二氧化硫库仑分析仪 | Beckmann coulometric SO₂ analyzer |
| math. | 贝塔 β 二项式分布 | compound binomial distribution |
| math. | 贝塔 β 二项式分布 | beta-binomial distribution |
| busin. | 贝塔二项式分布 | beta binomial distribution |
| math. | 负二项分布布 | Pascal distribution |
| math. | 负二项分布布 | negative binomial distribution |
| math. | 负二项分布布 | binomial waiting time distribution |
| tech. | 负二项分布拟合法 | negative binomial distribution simulation method |
| agric. | 负二项式分布 | negative binomial distribution |
| busin. | 超二项分布 | hyper binomial distribution |
| agric. | 过早分裂二价［染色］体 | precocious bivalent |
| sport. | 这届马拉松赛跑竞争激烈、日本选手儿玉寿介以2小时7分23秒夺得第一名、日本的伊藤是第二名、第三、四名是坦桑尼亚选手 | The marathon race was a close contest with Kodama Taisuke of Japan finishing first in 2 hours, 7 minutes and 23 seconds. Ito of Japan finished second and was followed by two Tanzanians |
| agric. | 退化二分体 | regression dyad (dyas regressionalis) |
| agric. | 部分二倍体 | partial diploid |
| tech. | 部分二次中继法 | partial secondary trunking |
| tech. | 酚二硫酸分光光度法 | spectrophotometrical method with phenol disulfonic acid |
| tech. | 酚二硫酸分光光度法 | spectrophotometric method with phenol disulfonic acid |
| tech. | 酚二磺酸分光光度法 | phenol disulfonic acid method |
| gen. | 钟〔表〕二部分〔零件与零件〕之间的摩擦 | accotement |
| mil., air.def. | 频率二等分 | frequency halving |
