N, N - diethylaniline was synthesized under normal tempreture with tetraethyl ammonium hydroxide as phase transfer catalyst.以苯胺和溴乙烷为原料,用四乙基氢氧化铵作相转移催化剂,在常压下合成N, N二乙基苯胺....
这故事与事实相符合.This story coincides with the facts.有些明显的例外和埃尔顿金字塔不相符合.There are some glaring exceptions to the Eltonian pyramid.我看不出你所说的与本案诸事实相符合.I can't reconcile what you say with the facts of the case....
重点探讨了小眼丛式井井眼轨迹控制问题.The problems of hole trajectory control in cluster slim holes are studied emphatically in this paper.通过与常规井眼对比, 评价了小眼井钻井技术经济效益.By comparing with normal well bore, the economic efficiency of slim hole d...
The sediment settled and the water was clear.杂质沉淀后,水变清了.The sediment of coffee will settle.咖啡渣会沉淀下去.Deposition is the laying down of sediment that has been transported.沉积是已搬运的物质再沉积下来....
有一本地人被指控为这起谋杀案的凶手。A local man was accused of the murder.这些本地人看不起外国人.The natives look down their noses at foreigners.你是本地人还是外来人?Are you a native, or just a visitor?...
His smile predominated his features.他的微笑是他的容貌的重要特色.All nationalities were represented — but the English predominated.所有国家都有代表出席——但是英格兰人占大多数。Religion predominated in the house.在这所宅地里,宗教居于统治地位.A complex nose predominated b...