半数致死时间的英文

ld50 time

lethal time 50

median lethal time

mlt

• 半数:    half the number; h ...
• 致死:    causing death; let ...
• 时间:    time; hour

例句与用法

1. Ld 50 time
   半数致死时间
2. The sulfide also has toxic effect on u . unicinctus . the time that experimental populations reach 50 % mortality shortens as the sulfide concentration increasing . and the body color changes to dark
   同时硫化物对单环刺?有显著的毒性作用， ?虫的半数致死时间随硫化物浓度的升高而缩短，体色亦逐渐变深。