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- reciprocating steam pump 往复式蒸汽泵
- Aware that power plants were replacing piston-based reciprocating steam engines with more efficient rotary steam turbines, he began investigating a radical bladeless turbine design. 他注意到,发电厂正以较有效率的旋转式蒸气涡轮,取代运用活塞原理的往复式蒸气引擎,所以他开始研究先进的无扇叶式涡轮设计。
- The inner fluid in the steam pump was discussed through theoretical study, the mathematic model on sucking was educed, and the extension of the model was in conformity to the experimental value of steam eject pump in actual practice. 摘要主要对蒸汽喷射泵内流体进行理论研究,推导出了蒸汽喷射泵的抽气数学模型,并给出了该模型与实际蒸汽喷射泵实验值的符合范围。
- reciprocating steam fire pump 往复式蒸汽消防泵
- The steam tug takes canal boats and barges in tow. 驳船后面拖着小艇和平底船。
- Maintenance Techniques for the Major Failure of the Diffusion - type Steam Pump 扩散式蒸气流泵主要故障的修复技术
- The mirror fogged up with the steam. 镜子因蒙上水气而模糊不清。
- The engines are driven by steam. 这些发动机是由蒸汽驱动的。
- Parents must let children blow off steam sometimes. 做父母的有时必须让孩寸们吵吵闹闹,发泄发泄。
- The movement continued to pick up steam. 这场运动继续在加速进行。
- In1768 the first steam engine appeared. 在1768年出现了第一部蒸汽机。
- When water boils it turns into steam. 水沸腾而变成蒸汽。
- A tyre expands when you pump air into it. 轮胎一打气就鼓起来。
- Ice, snow and steam are different forms of water. 冰、雪和蒸汽是水的不同形态。
- The steam has fogged the mirror. 水汽布满了镜子。
- Lashing velocity of pump is concerned with nature of air. 泵的抽气速率与气体的性质有关。
- The steam escaped with a loud hissing noise. 蒸汽发出很大的嘶嘶声冒了出 来。
- They kept up a good head of steam. 他们把蒸气压力保持在所需的水平上。
- This tire is flat; you didn't pump enough air in. 这个轮胎没气了;你并没打足气。
- Heat evaporates water into steam. 水受热变成水蒸汽。