您要查找的是不是：
- 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。
- Objective: To survey the security of Shantou sea-mussel as food, toxic and harmful substances in Shantou sea-mussel were analyzed by spot check. 摘要目的：通过对汕头贻贝中有毒有害物质的抽样调查，了解其食用安全性。
- With respect to electric and electronic products which may pollute environment in dismounting and disposal, toxic and harmful substances prohibited by the State shall not be used in design. 对在拆解和处置过程中可能造成环境污染的电器电子等产品，不得设计使用国家禁止使用的有毒有害物质。
- Toxic and harmful substances 有毒有害物质
- This paper describes the toxicity and harm of hydrogen arsenide. 这篇文章介绍了砷化氢的毒性及危害性。
- Large amount of toxic and harmful gases such as hydrocarbon, carbon dioxide, hydrogen sulphide, etc. will he released druing mining process. 在采煤过程中释放出大量烃类、二氧化碳、硫化氢等有毒有害气体。
- Mining enterprises inspect the poisonous and harmful substances at the work sites and the percentage of oxygen in underground air to ensure that they meet safety requirements. 第十七条矿山企业必须对作业场所中的有毒有害物质和井下空气含氧量进行检测,保证符合安全要求。
- The reaction of organic nitrogen compounds in wastewater with chlorine will form toxic and harmful organic chloramines during the chlorination. 在氯消毒过程中,污水中的含氮有机物与氯反应会生成有毒有害的有机氯胺。
- Monitor and analysis methods of toxic and harmful gases were introduced in aromatic combining plant. Some problems ablut the methods were discussed constructively. 介绍了芳烃联合装置中有毒有害气体监测分析方法,对分析方法中的问题进行了建设性讨论。
- The toxic and harmful gas released during spon ta neous combustion of mining waste will cause serious pollu-tion harm fulness to human health,living environment and social stability. 煤矸石自燃释放的有毒有害气体,对矸石山周围的人体健康,生存环境,社会稳定等均造成严重的污染危害。
- Source and harm of harmful substances in indoor air 室内空气中有害物质的来源及其对人体健康的危害
- poisonous and harmful substances 有毒、有害物质
- The toxic and side reaction of catheterize chem... 尺动脉化疗组毒副反应相对轻。
- Blind sewage irrigation has caused the accumulation of poisonous and harmful substance in some regional soils and water sources,and environment has also been polluted in varying degrees,so that it has threated people health seriously in some region. 盲目的污水灌溉导致一些地区土壤、水源中有毒有害物质积累，环境受到不同程度的污染，在有些地区已经严重威胁了人类的健康。
- 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。
- 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。
- It's a very effected, less toxic and better tolerated drug. 这药非常有效,毒性小,且耐受性好。
- They were trying to remove harmful substances from the soil. 他们正设法去除土壤里的有害物质。
- The liquor is toxic and volatile, so we must wear masks. 这酒有毒又易挥发，因此我们必须戴着口罩。
- Drugs can have both beneficial and harmful effects on athletes. 药物存在益和有害两方面作用。
