常見(jiàn)例句Keywords Pyreghrins;Pesticides;Hydrocarbons;Chlorinated;Mass Fragmentography;Chemistry;Analytical;Milk; 除蟲菊酯類;辳葯;烴類;氯化;碎片質(zhì)譜法;化學(xué);分析;乳; 返回 Pyreghrins