“median lethal concentration”的概念、定义、翻译、参考文献-科学参考

单词	median lethal concentration
释义	median lethal concentration Encyclopedia 工学钻井液释 median lethal concentration；LC50半致死浓度动物急性毒性实验中，在一定时间内（一般取24小时）使受试动物半数死亡的毒性浓度。用LC50表示。工学半数致死浓度释 median lethal concentration半数致死浓度使一组实验动物在经呼吸道接触外源化学物一定时间（一般固定2或4小时）后死亡50%所需的浓度，用LC50表示。
随便看	harmel peganum harmful air pollutants harmful algal blooms harmful composition harmful consequences harmful elements of plants harmful food additives harmful gas harmful gases in military artificial environments harmful gases in swine building harmful herding harmful information on internet harmful integrated temperature harmful mammals in forest harmful microorganisms in military artificial environments harmful phase precipitated during long term aging of superalloy harmful tissue reaction harmful use harmless treatment of animal debris harmless treatment of livestock manure harmodotron Harmonia Harmonia axyridis harmonic harmonica

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