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- The main operating groove tube, has its own production workshop warehouse, in Zhejiang Province, have a certain price and service advantages. 主经营沟槽式管件,有自己的生产车间仓库,在浙江省内有一定的价格及服务优势。
- Keywords Spiral groove tube;Compr ehensive property;Heat transfer; 螺旋槽管;综合性能;传热;
- The mechanical structure and working principles of a kind of rolling tool for spiral groove tubes are introduced, and the geometrical parameters of normal spiral groove tubes are provided. 介绍了一种螺旋槽换热管轧制工具的机械结构及工作原理,给出了常用螺旋槽换热管的几何参数。
- The mainstructure parameters of spirally grooved tube are diameter of tube, fin pitch,corrugation depth, wall thickness, spirally angle and spira. 螺旋槽管(亦称螺纹管)是其中的一个重要分支,它是一种优良的高效异形强化传热管件。
- The mechanism of heat transfer enhancement of forced convective condensation with noncondensable gas on spiral grooved tube with baffle rods has been analyzed. 结果表明,扰流圈能大大增加气液边界层的湍动强度,具有优越的强化传热、传质效果。
- A furrow or groove formed by running water. 犁沟由流水形成的槽或小沟
- Bill wave his hand to us and then drive away. 比尔向我们挥手告别后开车走了。
- The reliability of numerical simulation was proved by experiment,and the relation between roll-pressing force and corrugation depth was obtained as guidance for secondary machining of grooved tube. 通过试验验证了用有限元法进行螺旋槽管材滚压成型过程模拟的可靠性,并得到了滚压力与槽深之间的对应关系,为螺旋槽管的二次加工提供了必要的实际指导依据。
- Radio2 can be heard on the long wave band. 第二广播电台可在长波段收听到。
- The band is really in the groove tonight. 乐队今晚演奏得精彩极了。
- I am able to pick you up on the short wave radio. 我能用短波收音机收听到你的信号。
- These young girls really groove on his music. 这些小姑娘迷上了他的音乐。
- A wave broke across the surface of the pool. 一个波浪从池水表面掠过。
- I was able to pick you up on the short wave radio. 我能用短波收音机收听到你的信号。
- The tidal wave formed a terrifying wall of water. 海啸形成一堵骇人的水墙。
- See if you can wave down a taxi. 你挥手,看看能否让出租车停下。
- The boat was swamped with a huge wave. 一个巨浪淹没了那条船。
- On the smooth wave in trembling beauty sleep. 在微浪的美妙颤抖中缓缓合目。
- Found his groove playing bass in a trio. 发现他在三重唱中最适合唱低音
- She has a natural wave in her hair. 她的头发自然卷曲。