An HPLC method for the determination of bifenthrin emulsifiable concentrates was developed.建立了HPLC测定联苯菊酯含量的方法.Mixing phoxim emulsifiable mixture of phoxim and phorate.辛、甲混合制剂是由辛硫磷与甲拌磷两种农药复配而成的.This paper reports the main...
Panic can constrict the blood vessels and impose an additional burden on the heart.恐慌会使血管收缩,增加心脏负担.Nerves constrict the blood vessels in the extremities of the body.神经促使人手脚处的血管开始收缩.Corset: Article of clothing worn to sha...
They want to see more women take their place higher up the corporate or professional ladder.他们希望看到更多的女性在管理或职业的阶梯上占据高位。Uncle George quickly descended the ladder and nimbly stepped aboard.乔治叔叔迅速爬下梯子,敏捷地上了船。The ceiling he h...
a clever marketing ploy机智的销售策略Christmas should be a time of excitement and wonder, not a cynical marketing ploy.圣诞节应该是兴奋和美妙的时刻,而不该是一种肆无忌惮的营销策略。Their complaints are not treated as a ploy any more.它们的抱怨现在再也不被视为是一种策略....