His feet were frostbitten in the arctic snow.在北极雪地里他把脚冻伤了.Her hands were frostbitten.她手都冻了.Sometimes doctors have to remove frostbitten areas like fingers and toes.有时医生不得不移除被冻伤的手指和脚趾.Buhl was very lucky on Nanga Parbat ,...
They had to change the date fixed to Feb. 28 th.他们只得把约期改到2月28日.We'll change the date to Feb.28 th.我们将把日期改到2月28日.Feb import dual - use monitoring system is linear and IC packaging.电测系统选用进口双列封装的线性和集成电路....
碳水化合物部分由半乳糖,葡糖胺, 岩藻糖和唾液酸组成.The carbohydrate portion is made of gala ctose, glucosamine, fucose and sialic acid.几丁质是N - 乙酰葡糖胺.Chitin is a polymer of N - acetylglucosamine.目的调查葡糖胺对慢性腰背痛和退行性腰椎骨关节炎病人的治疗效果.Objective To invest...
In the presence of ethanonitrile and glycol, anisole reacts with ammonium ceric nitrate to form o - nitroanisole.在乙腈、聚乙二醇存在下, 用苯甲醚与硝酸铈铵反应合成了邻硝基苯甲醚.The alkylation of anisole with tert - butanol in hexane solution was inve...