致死时间 meaning in English
lethal time
Examples
- Ld 50 time
半数致死时间 - 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。