“half lethal dose”的概念、定义、翻译、参考文献-科学参考

单词	half lethal dose
释义	half lethal dose Encyclopedia 工学半数致死剂量释 half lethal dose; LD50半数致死剂量化学物质引起一半受试对象出现死亡所需要的剂量。又称致死中量。
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