lethal exposure time

基本解释50% 半致死暴露时间

网络释义

1)lethal exposure time,50% 半致死暴露时间2)lethal exposure dose,50% 半致死暴露剂量3)LD50 time,50％致死时间，半数致死时间4)LD50 lethal dose,50% 半致死量,50%致死量5)lethal dose-50 time,50％死亡时间，半数致死时间6)FD50 (=median fatal dose),50%致死量

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短语索引：: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z