常见例句Capillary GC detection method for organochlorine and tyrethrin Pesticides using C18 sold phase extraction.This method was rapid、simple and low cost. 通过用C18固相萃取柱，萃取有机氯农药及菊酯类农药的研究，建立了一种快速、简便、经济的检测方法。 返回 tyrethrin