Nocuousness substances
英
美
- 有毒有害物质
双语例句
- All dairy products must be tested Pipi melamine, and other toxic and harmful substances.
所有的乳制品，必须批批检验三聚氰胺等有毒有害物质。 - It is prohibited to mine the coal with toxic or harmful substances, such as radioactive and arsenic, that exceed the prescribed limits.
禁止开采含放射性和砷等有毒有害物质超过规定标准的煤炭。
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