poisonous substance meaning in English

毒性物质
有毒物质

The system acts on useful medications in the same way as it does on poisonous substances .
这个系统处理有疗效的药物的方式和处理有毒物质的方式相同。
Analysis on an accident of phosgene poisonous substance leakage
一起光气等有毒物质泄漏事故分析
A particular poisonous substance should be determined in order to do that
要这么做，就应确定具体的有毒物质。
The research of the pueraria edulia pamp to resist the harmful poisonous substance in cigarette
葛根拮抗香烟中有害物质的研究
Paper coated with a sticky , sometimes poisonous substance , used to catch flies
捕蝇纸用于捕杀苍蝇的覆有粘稠性、有时有毒性物质的纸

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