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polybrominated biphenyls
有机化学 polybromierte Biphenyle (PBB, PBBs)
polybrominated biphenyl
化学 polybromiertes Biphenyl
环境 Polybrombiphenyl n
polybrominated biphenyl A chemical substance the composition of which, without regard to impurities, consists of brominated biphenyl molecules
环境 Polybrombiphenyl n