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半衰期 bàn shuāi qī
gen. kalf life
agric. time of half decay
anim.husb. half life time; half-life span
desert. carbon-14 half life ¹⁴C
environ. half-life The time required for one-half the atoms of a given amount of radioactive material to undergo radioactive decay (定量的辐射性物质,其原子之数量经由辐射衰退为原来的一半所需的时间。)
interntl.trade. half-life
met. half-period; half-life (period); half-period; half-time; half-value period; period of half change (放射性元素的)
nucl.phys. half life; half-life (τ)
nurs. half-life time (Tl/2)
oil half life period
repr.biol. half-life time
space half-decay time; half-life period
tech. hali-life (τ); half life period; half period; half time; period of half decay; radioactive half-life
半衰期指同位素 bàn shuāi qī
agric. half life; half life period
半衰期如托运短寿命放射性货物, 需在货物运单的发货人声明事项栏内注明其允许期限 bàn shuāi qī
econ. half-life period
半衰期【核】 bàn shuāi qī
el. half life period
mRNA 半衰期
genet. mRNA half-life period
半衰〔减,寿〕期
gen. half-life
半衰期农药施用后消失一半所需的时间 bàn shuāi qī
agric. half-lived time
半衰期同位素最初所具有的放射性通过衰变减少一半所需时间,或药品自服用后至剂量的一半排出体外的时间,均称半衰期 bàn shuāi qī
anim.husb. half life
半衰
met. period of half change
半衰 期: 66 phrases in 25 subjects
Animal husbandry1
Automobiles1
Chemistry3
Desert science2
Earth sciences1
Ecology2
Electric machinery1
Electronics8
General3
Genetics1
Geophysics1
Librarianship2
Metallurgy2
Molecular genetics1
Nuclear physics4
Nursing4
Oil / petroleum3
Otorhinolaryngology1
Polymers3
Reproductive biology3
Space3
Sports1
Technology13
Textile industry1
United Nations1