Diquat is a non - selective contact herbicide and desiccant , developed by ICI Plant Protection Division ( now Agrochemicals ).敌草快,是英国卜内门化学公司 ( 现改名先正达化学公司 ) 开发的 非 选择性接触除草剂和干燥剂....
They made a clause - by - clause rebuttal of the letter.他们对这封信 逐句 作了反驳.The rebuttal to this argument is equally simple: People create resources.要反驳这个观点同样也很简单: 人会创造资源.The rebuttal to Popper's scientific knowledge gro...
an old engraving of London Bridge古老的伦敦桥版画The process of preparing a printing surface electrotyping by first engraving on a wax - coated metal plate.'蜡'.''模,''.'蜡'.''刻制版&#...