From small beginnings comes great things.伟大始于渺小。In fact, his business career had distinctly unpromising beginnings.事实上，他的经商生涯从初期就明显前景暗淡。His views come from his own humble beginnings.他的观点源于他卑微的出身。Since those early beginni...
The beginnings of a moustache showed on his upper lip.他的上唇部位开始长胡子了。I had the beginnings of a headache.我有了头痛的先兆。His views come from his own humble beginnings.他的观点源于他卑微的出身。...
砂轮迸出的火花直落到工作台另一端.The grinding wheel sent a shower of sparks across the workbench.综合评述了CBN砂轮的整形和修锐方法,分析了各种方法的特点和应用.The truing and sharpening methods of CBN wheels are summarized.作业内容: 支架 、 砂轮头架或喷洒机阀体等零件的测绘.Contents: Map b...
以二甲基亚砜为萃取溶剂,用溶剂萃取的方法提高焦化柴油的颜色安定性.Colour stability of coker gas oil has been improved by DMF extraction.以物质A为反应物,白土为脱色物质,研究用反应-吸附的方法提高焦化柴油的质量.A coking gas oil was treated by clay refining processs in laboratory.在这道门里, 焦化和...