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maximal no-effect level
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maximal no-effect level
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工学
最大无作用剂量
释
maximal no-effect level
最大无作用剂量
某种外源化学物在一定时间内按一定方式或途径与机体接触后,根据现有认识水平,用最为灵敏的试验方法和观察指标,未能观察到对机体造成任何损害作用或使机体出现异常反应的最高剂量。
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