The concepts of radiant emittance and of irradiance are complementary.辐射的发射强度和辐照度是两个互补的概念.ABC develops its own products and concepts, which It'solicits to appropriate parties.ABC开发了它自己的产品和理念, 它恳求能有拨款方的赞助.He speaks i...
They can neither read nor write, nor can they comprehend such concepts.他们不会读，不会写，也理解不了这样的概念。He speaks in concepts rather than specifics.他讲话时尽用抽象概念,而不谈具体.The word " beauty " comprehends various concepts.“ 美 ” 这个词包括许多概念....
He was determined to track down the cause of food spoilage.他决心查出食品腐烂的原因.The principal methods of avoiding spoilage are the use of pure yeast strains as starters.防止啤酒变坏的主要方法是用纯酵母菌株发酵.Food spoilage problems occur with mini...
This was after winning two prizes in Craven - A national photography competition.这是获胜后的两个奖项,在文 - 全国摄影比赛....his craven obedience to his employers.他懦弱怕事，对雇主一味地服从They condemned the deal as a craven surrender.他们谴责这笔交易为毫无志气的投...
The necessary material of 2 - ( 2 - methoethyl ) acetaldehyde diethyl acetal was synthesized in addition.另外还合成了必需原料 2- ( 2- 甲氧基乙氧基 ) 乙醛二乙醇缩醛.Butyraldehyde 1,2 propanediol acetal was synthesized by using stannous chloride...