斯蒂门记录有另一种对有毒的多氯联苯和多环芳烃有抵抗作用海岸物种,那是一种鳉鱼。
Stegeman has been chronicling resistance to toxic PCBs and polycyclic aromatic hydrocarbons in another coastal species, a killifish.
这其中包括了如ddt农药和电子产品中使用的一种称为“多氯联苯”的化学物质。
They include pesticides such as DDT and chemicals called PCBs used in electrical goods.
援引新德里健康问题专家AnnMathew的一项研究,Nikunj Sharma说:“这样高浓度的汞含量会影响孩子的生长发育,甚至可能从胎儿阶段就开始影响,”他接着说道“人们吃鱼还可能摄入多氯联苯——一种有毒的化学物质。”
Citing a study by health expert Ann Mathew of New Delhi, he said: 'These high mercury concentrations can affect the development of a child even at the foetal stage.
油墨中含有一种叫做多氯联苯的有毒物质,它的化学结构跟农药差不多。
Ink contains toxic substances called polychlorinated biphenyls, and its chemical structure similar with the pesticide.
多氯联苯:任何一种由氯与联苯反应生成的非常稳定的二环有机化合物。
PCB (polychlorinated biphenyl) : Any of a class of highly stable organic compounds prepared by the reaction of chlorine with biphenyl, a two-ring compound.
采用加速溶剂萃取(ASE)—气相色谱法测定土壤中的12种类二恶英多氯联苯。
12 kinds of dioxin-like polychlorinated biphenyls(PCBs)in soil were determined by accelerated solvent extraction(ASE)and gas chromatography method.
采用加速溶剂萃取(ASE)—气相色谱法测定土壤中的12种类二恶英多氯联苯。
12 kinds of dioxin-like polychlorinated biphenyls(PCBs)in soil were determined by accelerated solvent extraction(ASE)and gas chromatography method.
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