The degraded starch and acrylamide - butyl acrylate copolymer have been produced.本文制得了异相酸降解淀粉和丙烯酰胺 — 丙烯酸丁酯共聚物.Synthesis of n - butyl lactate is catalyzed by phosphotungstic acid and aluminium phosphotungstate.以磷钨酸和磷钨酸铝为催...
为您提供最优秀电影情报的网站the website that gives you the downlow on the best movies关于你需要情报的事, 我遗憾地告诉你我没法帮助你.In regard to your request for information, I regret to inform you that I am unable to help you.这一情报的泄漏是官方授意的.The leak of inf...
Taxis must conform to the rigorous standards laid down by the police.出租车必须遵守警方的严格规定。Like most "peacetime wars" it did not conform to preconceived ideas.如同大多数“和平时代的战争”一样，这与我们的预想不同。Many children who can't or don'...