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- poppet valve steam engine 升降阀蒸汽机
- In1768 the first steam engine appeared. 在1768年出现了第一部蒸汽机。
- We couple the name of Watt with the steam engine. 我们把瓦特的名字与蒸汽机联系在一起。
- piston valve steam engine 活塞阀蒸汽机
- A steam engine transforms heat into power. 蒸汽机将热能转变成动力。
- The steam engine is an external-combustion engine. 蒸汽机就是一种外部燃烧发动机。
- The steam engine was invented by Watt . 蒸汽机是由瓦特发明的。
- Watt invented the steam engine . 瓦特发明了蒸汽机。
- It is said that James Watt's observation of steam issuing from a kettle gave birth to the idea of the steam engine. 据说,詹姆斯·瓦特对水壶蒸气的观察使他产生了发明蒸汽机的想法。
- To be the inventor of the steam engine. 瓦特自称为蒸气发动机的发明者。
- Combining experimental solution and CFD analyses,a method to appraise noise of poppet valve was studied. 结合试验结果和计算流体动力学的解析结果,研究液压锥阀的噪声评价方法。
- When was the steam engine invented? 蒸汽机是何时发明的?
- Carnegie earned $2 a week tending a steam engine. 负责照管蒸汽引擎的卡内基每星期可赚%242。
- Moreover, the cavitatig flow in poppet valve were simulated for different inlet velocity and different outlet area, respectively. 而且对锥阀在不同进口速度和不同出口面积的流场分别进行了模拟。
- In 1768 the first steam engine appeared. 在1768年出现了第一部蒸汽机。
- Poppet valves available to prevent uncoupledleakage. 接头断开时,阀芯自动闭合,防止泄漏。
- A steam engine transforms heat into energy. 蒸汽机将热转变成能。
- This is the shaft of a steam engine. 这是一个蒸汽机主轴。
- CFD simulation is applied to the flow field inside water hydraulics poppet valve, the results are given by visualizing pictures of the velocity and pressure field. 对水压锥阀流场进行了CFD解析,解析结果以可视的速度场和压力场分布给出。
- Who was steam engine invented by ? 蒸汽机是谁发明的?