短语词组短语mutagenic coefficient 致突变系数mutagenic activity 诱变活性mutagenic index 诱变指数mutagenic pollution 致突变污染物mutagenic function 诱变作用Mutagenic reaction 回复突变率mutagenic hazard 突变性危害mutagenic assays 诱变试验mutagenic effect 诱变效应 返回 mutagenic