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poisonous substance

有毒物，毒性物质

1、有毒物质

“有毒物质”(poisonous substance) 指任何第4类危险品，但提及某一种类的有毒物质的情况除外；

2、毒性物质

...nutrient substance - 营养物质poisonous substance - 毒性物质fibroblast growth factor - 成纤维细胞生长因子 ...

3、毒物

...紫外线单位（紫外线照射有效生物剂量） e-viton毒物 toxic; toxicant; poison; poisonous substance生物剂 biological agent ...

poisonous s substance有毒物质

harmful poisonous substance有害毒物

specified poisonous substance特定毒物

low-poisonous substance低毒类物质

Hazardous or Poisonous Substance有害性或毒性物质

specific poisonous substance特定毒物

poisonous substance removal消除有毒物质

Poisonous and harmful substance有毒和有害物质;有毒有害物质

soil poisonous substance土壤有害物质

土木建筑工程

交通运输工程

n.any substance that causes injury or illness or death of a living organism

同义词：poisontoxicant

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