A method of synthesis of butyl isobutyrate catalyzed by amidosulphonic acid has been studied.以氨磺酸为催化剂催化合成了异丁酸丁酯,确定了酯化优化条件.The method about synthesis of approximate straight line motion mechanism based on moving centrode ...
the synthesis of art with everyday life艺术与日常生活的结合They act at least a temporary block to DNA synthesis in micro - organisms.它们在微生物中至少对DNA合成起暂时性的阻止作用.We made a synthesis of their studies.我们综合分析了他们的研究报告....
Of thiazoles, sub Sulfonamide, guanidine type, thiuram type accelerator has activation.对噻唑类 、 次磺酰胺类 、 胍类 、 秋兰姆类促进剂有活化作用.The increase of the guanidine amount can improve the adsorption performance.胍基固载量的提高可以增加吸附剂对胆红素的吸附性能...
Don't think it hasn't torn me apart to be away from you.不骗你，离开你让我痛苦万分。Well, he's gone and done it again, hasn't he?噢，他又干傻事了，是吧？After his beating Colin ran away and hasn'tbeen heard of since.科林被他打...
The driver said impassively, " You better check with your precinct.司机不动声色他说: “ 你最好还是到你们管区警察局里去查一查再说吧.Don Corleone said impassively, " But you needed a drink first. "考利昂老头子不动声色他说: “ 不过,你先得喝点酒. ”'Martin is one of us,&...
On the chilly seas, Keats became feverish, continually coughing up blood.在寒冷彻骨的海上，基茨开始发烧，不断地咯血。Sarah had been plagued continually by a series of minor illnesses.萨拉一直小病缠身。She cried almost continually and threw temper tant...
Successive transmissions of the same message are decreasingly accurate.连续地传递同样的讯息,其精确性会逐渐降低.In Tokyo share prices have plummeted for the sixth successive day.东京股价已连续第6天猛跌。She watched winds , and snows , and rains , gorge...