名词
中文翻译：有毒物质的极限
同义词：
['toxic threshold', 'toxicity limit']
例句：
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1.The factory is operating within its toxic limits.
工厂在它的有毒物质极限内运行。
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2.The chemical was found to have a toxic limit of 0.5%.
这种化学物质被发现具有0.5%的毒性极限。
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3. The company has set a toxic limits for the chemicals used in their products.
该公司已经为他们的产品的化学品设定了毒性极限。