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- In1768 the first steam engine appeared. 在1768年出现了第一部蒸汽机。
- The crank in a steam engine is used to produce rotary motion. 蒸汽机里的曲柄是用来产生回转运动的。
- piston steam engine 活塞式蒸汽机
- 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。
- 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。
- In this paper the current status of development and exploitation of Wankel rotary piston engine in china and analysis of some key technologic problems of rotary piston engine are carried out. 本文主要介绍我国三角转子发动机目前的研制和使用情况,并对转子机研究中的某些关键技术问题进行了分析。
- 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。
- ZB rotary piston fillers are suitable to fill volumetrically all pumpable products. 旋转活塞式灌装机适合容积灌装泵输送的物料。
- To be the inventor of the steam engine. 瓦特自称为蒸气发动机的发明者。
- When was the steam engine invented? 蒸汽机是何时发明的?
- There has bigger eccentricity of rotary piston pump s rotary quality, which can produce bigger vibration when it running if no finer quality balance. 滑阀泵的旋转质量有较大的偏心,如果没有很好的质量平衡,在运转时会产生较大的振动。
- 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。
- In 1768 the first steam engine appeared. 在1768年出现了第一部蒸汽机。
- Rotary piston pump of the pump substantially improve performance, but also simplifies the design and manufacturing process, is a double advantage of innovative technology. 旋转活塞水泵大幅度的提高了水泵性能指标，又简化了设计制造过程，是一项具有双重优势的创新技术。
- A steam engine transforms heat into energy. 蒸汽机将热转变成能。
- Rotary piston pumps superior performance, wide application prospect and huge market demand, with the strength of these three companies is not easy to confirm. 旋转活塞水泵优越的性能，广泛的应用前景，巨大的市场需求，具有实力的企业确认这三点并不费力。
- This is the shaft of a steam engine. 这是一个蒸汽机主轴。
