西维因烟剂防治效果为 31.51%,氯氰菊酯烟剂防治效果为97.68%.The control effect of DDVP . carbaryl and cypermethrin smoke agents were 95.85 % 31.51 % and 97.66 % respectively....

“西维因”的英语可以翻译为：[机] carbaryl ...