放大器自激振荡的频率就取决于流体的速度.Amplifier self - oscillates at a frequency depending on the velocity of the fluid.我们从经验观点来介绍运算放大器.We will approach the op - amp from an empirical point of view.它是三极管放大器的等效电路.It is the equivalent circu...
What is the role of aftercare centers for the ambulatory surgery patient?门诊手术病人术后恢复中心的地位是什么?Overlong rectangular - ambulatory - plane RC frame structures are widely used in public buildings.回字形超长钢筋混凝土框架结构在我国公共建筑中有着广阔的应用前...
骆驼的蹄子虽然非常适合于在干沙上行走，碰到泥泞时却无计可施。The camel's feet, well adapted for dry sand, are useless on mud.着装要整洁美观，适合于这份工作。Dress neatly and attractively in an outfit appropriate to the job.这种报纸适合于青年人看.The newspaper is proper for...
我真应该跟我这些愚蠢的朋友理论理论！I shall have words with these stupid friends of mine!几年来已经有好几个类似理论相继提出。Over the years several similar theories have been put forward.那意味着至少理论上他比他们级别高。That meant that he, notionally at least, outranked t...
她喜欢的香水闻起来象栀子花.Her favorite essence smells like gardenias.她喜欢的香水闻起来像栀子花.Her favourite essence smells like gardenias.栀子花开了又落, 燕子去了又来.Gardenia opened and ups and downs, went to another Swallow....