结论：新型卫生杀虫剂对抗性家蝇有明显的杀灭和增效作用。

Conclusion: The new type hygienic insecticide has good killing efficacy and enhanced effect.

youdao

结论：新型卫生杀虫剂对抗性家蝇有明显的杀灭和增效作用。

Conclusion: The new type hygienic insecticide has good killing efficacy and enhanced effect.

youdao