hexachlorocyclohexane
n. [有化] 六氯环己烷,六氯化苯
n.[化]六氯环己烷,六氯化苯,六六六
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n. [有化] 六氯环己烷,六氯化苯
n.[化]六氯环己烷,六氯化苯,六六六
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