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.
Backlash against the law helped fuel the abolitionist movement and increased participation on the Underground Railroad.人们对此法案的强烈不满,为废奴运动火上浇油,也使得越来越多的人参与“地下铁路”逃亡.He began his own abolitionist newspaper,The North Star.他自己创...
Sapium discolor's morphological character seed - collecting and seedling - raising , cultural technique are presented.介绍了山乌桕的形态特征, 采种 育苗和造林技术.Smoking and some medications can also discolor teeth.当然,抽烟和一些药物治疗也有可能引起牙齿...
...the latest evidence of the mandarins' power over their ministers.证明政府高官对部长们的影响力的最新证据He was too new, too inexperienced, and the mandarins knew too little about him.他资历太浅, 太没经验, 官僚们对他了解太少.Xinan mandarins and Xiang ...
现行的两种骨移植法有严重的缺陷.The two bone - grafting techniques currently available have serious limitations.头皮 全厚皮片移植法: 是利用头皮移植.All three ? scalp thick skin grafts: the use of scalp transplant....
我不用疯狂地节食也能减轻几磅。I can lose a few pounds without resorting to daft diets.你不用担心我。我水性很好。You don't have to worry about me. I'm a good swimmer.这是免费邮寄，不用贴邮票。It's FREEPOST, so there's no need for a stamp....