They use a piston engine instead.
他们改用活塞发动机。
A piston engine is said at best to be only 33% efficient.
一台活塞式发动机被充其量说只成为有效率33%。
Next, in view of swings the piston engine overall structure to carry on the design.
其次，针对摆动活塞式发动机的总体结构进行设计。
You may think of it as the free running piston in your vehicle's engine.
你可能会认为它当作免费的运行活塞在您的汽车的引擎。
Piston is the key part that affects the performance of a engine.
活塞是影响发动机性能的关键零件。
Finally, the optimum piston skirt profile of 135 diesel engine is made as an example.
最后以135型柴油机活塞为例，进行了裙部型线的优化设计。
The twist angle of L shape piston ring directly influences the performance of diesel engine.
形活塞环的扭角对柴油机的性能有着显著的影响。
First stage product quality planning of diesel engine piston ring.
负责柴油机新产品质量先期策划。
The piston-link machine is a main part in the gas engine.
活塞连杆机构是内燃机的主要运动机构之一。
When engine is running, the valve and piston moves according to a certain rule.
发动机在运转时，气门、活塞各遵循一定的规律。
The piston ring is a key part of automobile engine.
活塞环是汽车发动机的关键零件。
A test platform is built and piston ring wear is simulated in YC4108D diesel engine.
以YC 4108d柴油机为研究对象，构建试验平台，模拟活塞环磨损。
A test platform is built and piston ring wear is simulated in YC4108D diesel engine.
以YC 4108d柴油机为研究对象，构建试验平台，模拟活塞环磨损。
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