利用空化喷咀来产生“空泡”是获得“空化水射流”的简便方法.Some jets pulsed jet , cavitating jet, abrasive water jet are introduced.磨料水射流的性能主要取决于磨料颗粒的冲击速度.The performance of abrasive waterjet depends on the impact velocity of abrasive.在低速射流的预混火焰和扩散火焰...
Electric air heaters emersion heaters , heater tubes after burners, flange heaters.电子空气加热器,复现加热器, 燃烧,加热管, 滚边加热器.Its produce means cent to be innovation knowledge production and emersion knowledge to produce.其生产方式分为创新型知识生...
我也在急切地关注我们该如何加强法制。I am also looking urgently at how we can strengthen the law.警察设法制住了那个囚犯的反抗.The police tried to break down the prisoner's opposition.埃及的法制其实已经高度发达且行之有效.Egyptian law was in fact highly developed and ...