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单词 联二苯
释义 〔biphenyl〕A colorless crystalline compound, C12H 10, used as a heat-transfer agent, in fungicides, and in organic synthesis. Also called diphenyl 联二苯:无色晶体化合物,C12H 10,在杀真菌剂和有机合成中用作传热剂 也作 diphenyl〔PCB〕Any of a family of industrial compounds produced by chlorination of biphenyl, noted primarily as an environmental pollutant that accumulates in animal tissue with resultant pathogenic and teratogenic effects.聚氯联二苯:一种工业化合物,由二苯经氯化作用而产生,被认为是一种环境污染物质,积聚在动物组织中,能导致病原体和产生畸形生长
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