| Subject | English | Chinese |
| earth.sc. | advanced first order second moment method | 超前一阶二次矩法 |
| agric. | branch of first order | 一级枝 |
| econ. | coefficient of first order | 一次系数 |
| econ. | coefficient of first order | P次系数 (pth order) |
| busin. | coefficient of first order | 一次系数 |
| space | coefficient of the first order | 一阶系数 |
| sport., med. | conditioned reflex of the first order | 一级条件反射 |
| tech. | differential equation of first order | 一阶微分方程 |
| busin. | exponent smoothing, the first-order | 第一阶段指数平滑 |
| busin. | exponential smoothing, the first-order | 第一阶段指数平滑 |
| securit. | first buy order | 首次买人指令 |
| proj.manag. | first buy order | 首次买盘 |
| securit. | first buy order | 首次购买订单 |
| China, law | first in order | 第一顺序 |
| construct. | first order | 第一级 |
| construct. | first order | 初指令 |
| econ. | first order | 一等 |
| auto. | first order | 一等阶，次 |
| met. | first order | 首位的 |
| met. | first order | 一级的 |
| econ. | first order | 原序 |
| econ. | first order | 一次 |
| construct. | first order | 一等〔阶，次〕 |
| math. | first order | 一阶 |
| agric. | first order | 第一级 |
| water.res., ecol. | first order adsorption rate constant | 第一级吸附速率常数 |
| earth.sc. | first order analysis | 一阶分析 |
| wind. | first order approximation | 一阶近似 |
| bridg.constr. | first order approximation | 第一近似值 |
| econ. | first order approximation | 第一位近似值 |
| telecom. | first order approximation model | 第一级近似模型 |
| space | first order astatic system | 一阶无差系统 |
| tech. | first order bench mark | 一等水准基点 |
| tech. | first order bench mark | 一等基准点 |
| tech. | first order bench mark | 一等水准点 |
| agric. | first order branch | 一级枝 |
| oil | first order buckling | 一次弯曲 |
| met. | first order change | 第一类相变 |
| met. | first order change | 第一级相变 |
| desert. | first order channel | 一级水道 |
| wind. | first order closure method | 一阶封闭法 |
| IMF. | first order condition | 一阶条件 |
| oil | first order derivative | 一阶导数 |
| water.res., ecol. | first order derivative spectrophotometry | 一阶导数分光光度法 |
| space | first order difference equation | 一阶差分方程 |
| met. | first order diffracted beam | 一次衍射束 |
| space | first order diffraction beam | 一阶颜色光束 |
| nautic., tech. | first order divided difference filter | —阶差分滤波器 |
| bridg.constr. | first order elastic analysis | 一阶弹性分析 |
| bridg.constr. | first order equation | 一阶方程 |
| space | first order error propagation | 一阶误差传播 |
| econ. | first order goods | 日用品 |
| econ. | first order goods | 消费品 |
| met. | first order lag | 一阶惯性 |
| tech. | first order level | 一等水准 |
| eng.geol. | first order leveling | 一级水准测量 |
| hydroel.st. | first order leveling. | 一等水准 |
| hydroel.st. | first order leveling | 等水准 |
| hydroel.st. | first order leveling | 一等水准 |
| oil | first order leveling | 一等水准测量 |
| hydroel.st. | first order levelling | 一等水准 |
| tech. | first order levelling | 一等水准测量 |
| space | first order logic | 一阶逻辑 |
| avia. | first order logic | 一级逻辑 |
| oil | first order net | 基点网 |
| construct. | first order of solution | 第一次近似值 |
| telecom. | first order PCM system | 一次群 PCM 系统 |
| space | first order perturbation | 一阶摄动 (航天器轨道动力学的) |
| el. | first order perturbation theory | 一阶微扰理论【核】 |
| space | first order phase transformation | 一级相变 |
| chem. | first order phase transformation | 第一级相转变 |
| met. | first order phase transition | 第一级相变 |
| met. | first order phase transition | 第一类相变 |
| met. | first order phase transition | 一级相变 |
| chem. | first order phase transition | 第一级相转变 |
| oil | first order pole | 一阶极点 |
| oil | first order pole | 单极点 |
| space | first order predicate calculus | 一阶谓词演算 |
| space | first order predicate logic | 一阶谓词逻辑 |
| eng.geol. | first order projection | 粗糙岩面一级突起 |
| met. | first order reaction | 一级反应 |
| anim.husb. | first order reaction | 一级反应 (first) |
| oil | first order reaction kinetics | 一级反应动力学 |
| chem. | first order reduced density matrix | 一阶约化密度矩阵 |
| met. | first order reflection | 第一级反射 |
| econ. | first order reliability method | 一级可信度方法 |
| space | first order second moment | 一次二阶矩 |
| genet. | first order segregant | 初极分离子 |
| agric. | first order segregant | 初级分离子 |
| busin. | first order serial correlation | 一次序列相关 |
| eng.geol. | first order shear | 一级剪切 |
| chem. | first order spectrum | 一级图谱 |
| tech. | first order staff | 一等标尺 |
| tech. | first order staff | 一等杆 |
| hydroel.st. | first order station | 一等测站 |
| hydroel.st. | first order station | 一等站 |
| desert. | first order stream | 一级河流 |
| space | first order subroutine | 第一级子程序 |
| met. | first order subroutine | 一级子程序 |
| busin. | first order tests | 一级检验 |
| telecom. | first order theory | 一阶理论 |
| met. | first order transition | 一级跃迁 |
| met. | first order transition | 一阶跃迁 |
| space | first order transition temperature | 一级转变温度 |
| hydroel.st. | first order traverse | 一等导线 |
| hydroel.st. | first order triangulation | 一等三角测量 |
| tech. | first order triangulation station | 一等三角点 |
| tech. | first order triangulation station | 一等三角测站 |
| hydroel.st. | first order primary triangulation survey | 一等三角测量 |
| desert. | first order valley | 一阶谷 |
| eng.geol. | first order value | 一阶值 |
| busin. | first order wave | 一级波 |
| oil | first order wave force | 一阶波浪力 |
| hydroel.st. | first order weather station | 一级气象站 |
| securit. | first sell order | 首次卖盘 |
| securit. | first sell order | 首次出售指令 |
| gen. | first-order | 第一级 |
| tech. | first-order | 级 |
| tech. | first-order | 阶 |
| tech. | first-order | 第阶 |
| tech. | first-order | 初指令 |
| tech. | first-order | 第级 |
| tech. | first-order | 等 |
| avia. | first-order | 一阶 |
| textile | first-order | 一级 |
| gen. | first-order | 一阶〔级，次，等〕 |
| tech. | first-order aberration coefficient | 初级像差系数 |
| tech. | first-order accuracy | 一等精度 |
| earth.sc. | first-order administrative division | 一级行政区划 |
| tech. | first-order adsorption rate constant | 第一级吸附速率常数 |
| bridg.constr. | first-order analysis | 一次分析 |
| corp.gov. | first-order and higher-order Markov processes | 一阶和高阶马尔柯夫过程 |
| expl. | first-order angulation | 一阶三角测量 |
| oil | first-order approximation | 一次近似 |
| space | first-order approximation | 一阶近似 |
| tech. | first-order approximation | 第一级近似 |
| earth.sc. | first-order approximation of the expectation | 一阶期望近似 |
| earth.sc. | first-order approximation of the variance | —阶方差近似 |
| mil., air.def. | first-order astatic system | 一阶无差系统 |
| chem. | first-order asymmetric transformation | 一级不对称转换 |
| busin. | first-order autocorrelation | 一阶自相关 |
| tech. | first-order autocorrelation coefficient | 一阶自相关系数 |
| busin. | first-order autoregression | 一阶自回归 |
| busin. | first-order autoregressive disturbance | 一阶自回归扰动 |
| tech. | first-order autoregressive equation | 一阶自回归方程 |
| busin. | first-order autoregressive process | —阶自回归过程 |
| busin. | first-order autoregressive scheme | 一阶自回归形式 |
| tech. | first-order autoregressive scheme | 阶自回归型式 |
| tech. | first-order benchmark | 一等水准点 |
| tech. | first-order benchmark level | 一等水准仪 |
| el.mach. | first-order circuit | —阶电路 |
| oil | first-order color | 一级干涉色 |
| bridg.constr. | first-order computation | 一次计算 |
| tech. | first-order condition | 一阶条件 |
| earth.sc. | first-order conditions | 一阶条件 |
| tech. | first-order constraint qualification | 一阶约束品性 |
| tech. | first-order control frame | 一等控制网 |
| tech. | first-order control network | 一等控制网 |
| econ. | first-order controls | 直接管理条例 |
| space | first-order correction | 一阶修正量 |
| space | first-order correction | 一次修正量 |
| busin. | first-order correction | 一阶校正 |
| tech. | first-order correction | 一级修正 |
| busin. | first-order correlation | ―阶相关 |
| el.mach. | first-order critical speed | —阶临界速度 |
| polym. | first-order crystallization | 一级结晶作用 |
| oil | first-order cycle | 一级周期 |
| oil | first-order cycle | 一级旋回 |
| tech. | first-order derivative | 第一次导数 |
| tech. | first-order derivative | 一次导数 |
| tech. | first-order derivative | 一阶导数 |
| tech. | first-order derivative spectrophotometry | 一阶导数分光光度法 |
| tech. | first-order design | 一阶设计 |
| tech. | first-order difference | 一阶差分 |
| tech. | first-order difference equation | 一阶差分方程 |
| el. | first-order difference picture | 一阶差分图像 |
| tech. | first-order differential equation | 一阶微分方程 |
| tech. | first-order differential rectification | 一级微分修正 |
| tech. | first-order diffraction spot | 一阶衍射斑点 |
| telecom. | first-order digital transmission hierarchy | 一次群数字传输体系1554 kb/s 或 2048kb/s |
| chem. | first-order directional focusing mass spectrometer | 一级方向聚焦质谱计 |
| oil | first-order dispersive filter | 一阶波散滤波器 |
| tech. | first-order dispersive filter | 第一阶波散滤波器 |
| mil., air.def. | first-order effect | 一阶效果 |
| tech. | first-order effects | 一阶效应 |
| tech. | first-order elimination model | 一级消除模型 |
| busin. | first-order equation | 一次方程 |
| construct. | first-order equation | 一阶〔次〕方程 |
| space | first-order equation | 一阶方程 |
| tech. | first-order equation | 一次方程 (式) |
| econ. | first-order error | 一次误差 |
| tech. | first-order error | 一阶误差 |
| plann. | first-order exponential smoothing | 一次指数平滑 |
| tech. | first-order expression | 一阶表达式 |
| econ. | first-order factor | 一次因子 |
| tech. | first-order factor analysis | 一阶因素分析 |
| busin. | first-order feedback | 一阶反馈 |
| math. | first-order feedback system | 一阶反馈系统 |
| tech. | first-order feedback system | 一阶反馈系列 |
| oil | first-order film transition | 一级膜转换 |
| oil | first-order film transition | 一级膜过渡 |
| tech. | first-order fluorescence | 一次荧光 |
| oil | first-order fold | 一级褶皱 |
| tech. | first-order force | 一阶力 |
| avia. | first-order forward difference | 一阶向前差分 |
| gen. | first-order frequency | 基频 |
| busin. | first-order function calculus | 一阶泛函演算 |
| tech. | first-order functional value | 一阶函数值 |
| tech. | first-order geodetic network | 一等大地网 |
| busin. | first-order homogeneous nonstationary process | 一阶齐次非平稳过程 |
| tech. | first-order homogeneous nonstationary process | 阶齐次非平稳过程 |
| tech. | first-order instrument | 精密仪器 |
| tech. | first-order instrument | 一等测量仪器【测】 |
| busin. | first-order integral-differential equation | 一阶积分微分方程 |
| AI. | first-order intentional system | 一阶意识系统 |
| manag. | first-order interaction | 一次交互作用 |
| agric., stat. | first-order interaction | 第一级连反应 |
| el. | first-order interpolator | 一级内插器 |
| polym. | first-order ionization potential | 一级电离势 |
| tech. | first-order kinetic reaction | 一级动力学反应 |
| agric. | first-order kinetics | 一级［反应］动力学 |
| tech. | first-order kinetics | 一级消除动力学 |
| auto.ctrl. | first-order lag element | 一阶滞后元件 |
| IT | first-order language | 一阶语言 |
| el. | first-order Laue zone | 一阶劳厄区 |
| tech. | first-order level network | 一等水准网 |
| tech. | first-order leveling | 一等水准 (测量) |
| tech. | first-order levelling | 一等水准 (测量) |
| tech. | first-order linear function | 一阶线性函数 |
| busin. | first-order linear serial correlation | 一阶线性序列相关 |
| space | first-order logic | 一级逻辑 |
| IT | first-order logic | 一阶逻辑 |
| el. | first-order logic language | 一级逻辑语 |
| space | first-order loop | 一阶环路 |
| IT | first-order Markov chain | 一阶马尔可夫链 |
| polym. | first-order Markov chain process | 一级马尔可夫链过程 |
| tech. | first-order Markov process | 一阶马尔可夫过程 |
| busin. | first-order Markov scheme | 一阶马尔可夫型式 |
| tech. | first-order Markov scheme | 一阶马尔可夫型 |
| tech. | first-order Markov sequence | 一阶马尔可夫序列 |
| math. | first-order maximum condition | 一阶极大值的条件 |
| busin. | first-order maximum condition | 一阶极大值条件 |
| el. | first-order mechanical scattering | 一阶机械散射 |
| IT | first-order model | 阶模型 |
| expl. | first-order model | 一阶模型 |
| auto. | first-order moment | 一阶转力矩 |
| telecom. | first-order multiplexed signals | 经一次复用的信号 |
| telecom. | first-order multiplexes | 一次复用 |
| tech. | first-order necessary condition | 一阶必要条件 |
| oil | first-order geodetic network | 一等大地网 |
| el.mach. | first-order network | —阶网络 |
| polym. | first-order nucleation | 一级成核作用 |
| space | first-order numerical solution | 一次数值解 |
| busin. | first-order of solution | 第一次近似解 |
| tech. | first-order of solution | 第一次近似值 |
| tech. | first-order perturbation | 一阶摄动 |
| polym. | first-order phase transition | 一级相转变 |
| tech. | first-order phase transition | 第一级相变 |
| tech. | first-order phase transition | 一级相变 |
| bridg.constr. | first-order plastic analysis | 一次塑性分析 |
| tech. | first-order point | 一等测点 |
| space | first-order polynomial fit | 一阶多项式拟合 |
| tech. | first-order precision | 一等精度 |
| tech. | first-order predicate calculus | 一阶谓词演算 |
| IT | first-order predicate calculus system | _一阶谓词演算系统 |
| tech. | first-order predicate logic | 一阶谓词逻辑 |
| tech. | first-order rate process | 一级速度过程 |
| tech. | first-order reaction | 一阶反应 |
| tech. | first-order reaction | 一级反应 |
| avia. | first-order rearward difference | 一阶向后差分 |
| oil | first-order red plate | 一级红试扳 |
| tech. | first-order reflection | 一级反射 |
| space | first-order regression | 一阶回归 |
| expl. | first-order relationship | 第一序列关系 |
| earth.sc. | first-order reliability analysis | 一阶可靠性分析 |
| earth.sc. | first-order reliability method | 一阶可靠性法 |
| gen. | first-order result | 初次结果 |
| oil | first-order ringing | 一次鸣震 |
| tech. | first-order river | 一级河流 |
| earth.sc. | first-order screening and correction system | 一阶筛选与修正系统 |
| tech. | first-order second moment method | 一级矩法 |
| hydroel.st. | first-order second-moment method | ―次二阶矩法 |
| hydroel.st. | first-order second-moment method | 一次二阶矩法 |
| earth.sc. | first-order second-moment method | 一阶二次矩法 |
| tech. | first-order segregate | 初级分离 |
| tech. | first-order serial correlation | 一阶序列相关 |
| busin. | first-order serially correlated errors | ―阶序列相关误差 |
| busin. | first-order smoothing | 一阶平滑法 |
| earth.sc. | first-order-smoothing approximation | 一阶光滑逼近法 |
| tech. | first-order spectrum | 一级光谱 |
| tech. | first-order staff | 精密水准标尺 |
| tech. | first-order staff | 一等水准尺 |
| earth.sc. | first-order standardized peak discharge distribution | 一阶标准化洪峰流量分布 |
| tech. | first-order station | 一等测点 |
| tech. | first-order station | 一等测站 |
| tech. | first-order stationary | 一阶平稳 |
| earth.sc. | first-order stochastic dominance | 一阶随机优势度 |
| tech. | first-order stream | 一级河流 |
| tech. | first-order subroutine | 第一级子程序 |
| tech. | first-order subroutine | 一级子程序 |
| geophys. | first-order surface multiples | 第一级的地表多次反射波 |
| oil | first-order surface multiples | 地表全程多次反射波 |
| space | first-order system | 一阶系统 |
| IT | first-order system with equality | 带等词的一阶系统 |
| earth.sc. | First-Order Taylor Series Approximation | 一阶泰勒级数逼近法 |
| tech. | first-order term | 一次项 |
| polym. | first-order termination | 一级终止反应 |
| math. | first-order terms | 一阶项式 |
| tech. | first-order test | 一级检验 |
| tech. | first-order theory | 一级近似理论 |
| tech. | first-order theory | 高斯光学 |
| construct. | first-order theory | 线性化〔一级近似〕理论 |
| tech. | first-order theory | 第一级近似理论 |
| tech. | first-order theory | 线性化理论 |
| bridg.constr. | first-order theory | 一次理论 |
| tech. | first-order theory | 一阶理论 |
| plast. | first-order transition | ―级转变 |
| polym. | first-order transition | 一级转变 |
| tech. | first-order transition point | 第一级跃迁点 |
| plast. | first-order transition point | 一级转变点 |
| tech. | first-order transition point | 第一级转变点 |
| plast. | first-order transition temperature | 一级转变温度 |
| tech. | first-order traverse | 一等导线 |
| tech. | first-order traverse point | 一等导线点 |
| tech. | first-order traverse point | 一等导线站 |
| tech. | first-order traverse station | 一等导线点 |
| tech. | first-order traverse station | 一等导线站 |
| oil | first-order triangulation | 一级三角测量 |
| tech. | first-order triangulation | 一等三角测量 |
| tech. | first-order triangulation | 一等三角测量法 |
| tech. | first-order triangulation chain | 一等三角链 |
| tech. | first-order triangulation chain | 一等三角锁 |
| tech. | first-order triangulation net | 一等三角测量网 |
| tech. | first-order triangulation net | 一等三角网 |
| tech. | first-order triangulation point | 一等三角测量点 |
| earth.sc. | first-order uncertainly analysis | 一阶不定性分析 |
| oil | first-order value | 一阶值 |
| tech. | first-order wave | 一级波 |
| tech. | first-order weather station | 一等测候站 |
| tech. | first-order weather station | 一级气象站 |
| tech. | first/second-order leveling | 一二等水准测量 |
| el. | fixed first-order predictor | 一阶固定预测器 |
| busin. | fundamental quantity of first order | 一阶基本量 |
| econ. | goods of first order | 直接需要商品 |
| interntl.trade. | goods of first order | 直接需要品 |
| busin. | goods of first order | 首选商品 |
| busin. | homogeneous first-order difference | 齐次一阶定差方程 |
| econ. | In order to conclude the first transaction between us, we will lessen the price to $100 per metric ton | 为了达成我们之间的第一笔交易，我们愿将价格降到每公吨100美元 |
| sport. | In the first round the lane order shall be drawn by lots | 抽签排定道次 |
| sport. | In the first round the lane order shall be drawn by lots. | 第一个赛次 |
| expl. | inverse first order rate constant | 一阶反向速率函数 |
| tech. | lateral vein of the first order | 第一级侧脉 |
| tech. | lever of first order | 第一类杠杆 |
| math. | linear, first-order, homogeneous difference equation | 线性一阵，齐次差分方程 |
| busin. | linear, first-order, homogeneous difference equation | 线性一阶齐次差分方程 |
| sport., med. | mass moment of the first order | 一阶质量矩 |
| earth.sc. | mean first order second moment method | 平均一阶二次矩法 |
| earth.sc. | mean-value first-order second-moment method | 中值-阶二次矩法 |
| sport., med. | moment of the first order | 质点的一阶力矩 |
| gen. | of the first order | 首屈一指的 |
| gen. | of the first order | 头等的 |
| repr.biol. | oocyte of first order | 初级卵母细胞 |
| anim.husb. | oocyte of first order | 初级卵母细胞完成减数分裂之前的卵母细胞 |
| econ. | Our production schedule shall give your orders first priority at any time | 你方的订单在我方的生产进度中任何时候都会作优先安排 |
| chem. | pseudo first order reaction | 准一级反应 |
| agric. | pseudo-first order reaction | 准一级反应指在显微杂交过程的反应 |
| water.res., ecol. | pseudo-first order reaction kinetics | 准一级反应动力学 |
| water.res., ecol. | pseudo-first order reaction kinetics model | 准一级反应动力学模型 |
| gen. | pseudo-first-order | 准一级 |
| tech. | pyramid of the first order | 初级棱锥体 |
| agric. | root of the first order | 一级根 |
| fin. | small order first-in-first-out | 细额先到先得 |
| securit. | small order first-in-first-out | 小订单先进先出 |
| anim.husb. | spermatocyte of first order | 初级精母细胞完成减数分裂之前的精母细胞 |
| repr.biol. | spermatocyte of the first order | 初级精母细胞 |
| China, law | successors first in order | 第一顺序继承人 |
| tech. | system stable of first order | 一阶稳定体系 |
| tech. | systems of first order equation | 一阶方程组 |
| econ. | The contract stipulates that the first payment is to be accepted within 3 days on confirming the order | 合同规定一经确认订单，三天之内收讫第一批付款 |
| econ. | The first party shall have no authority to alter vt., enlarge, or reduce order | 甲方无权改变、扩大或削减订货 |
| IT | two status first order Markov model | 二状态一阶马尔可夫模型 |
| econ. | We are pleased to confirm your order of March first for 2000 yards of printed pure silk | 我方很高兴确认你方3月1日的订单，该单订购2000码印花真丝绸 |
| econ. | We must ask you to pay in advance for the first sample orders | 务请预付第一批样品定货款 |
| gen. | We order appetizers first and then entrees | 我们先点开胃菜，然后再点主餐 |
| China, law | written order of first instance | 第一审裁定 |
