“no observed-adverse-effect level”的概念、定义、翻译、参考文献-科学参考

单词	no observed-adverse-effect level
释义	no observed-adverse-effect level Encyclopedia 工学食品安全风险评估释 no observed-adverse-effect level无可见不良作用剂量水平在一定时间内、规定的暴露条件下，使用最灵敏的试验方法和观察指标发现的，与同一种属正常（对照）相比，一种物质不引起目标生物在形态、功能、生长、发育或寿命等方面出现任何不良作用改变的最大浓度或量。又称未观察到不良作用水平。通常以每千克体重的物质质量表示。
随便看	rare earth perchlorate rare-earth permanent magnet rare earth permanent magnetic material rare earth permanent magnetic materials rare earth permanent magnetic material with low temperature coefficient rare earth phosphate rare earth pyrometallurgy rare-earths-cobalt perma-nent magnetic material rare earth-sensitized luminescence materials rare earth solvent extraction separation and purification rare earth sulfate rare earth synergistic extraction rare element rare event rarefaction rarefaction analysis rarefaction impulse deconvolution rarefaction wave rarefied gas dynamics rarefied gas effects rarefied plasma rare gas rare gas laser rare gas; noble gas Rare Isotope Accelerator complex for On-line Experiments

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