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piston cylinder- 英?[?pist?n ?silind?]
- 美?[?p?st?n ?s?l?nd?]
实用场景例句Piston Ring, Piston, Cylinder Liner, Liner Kit, Engine Bearing, etc. 我做发动机配件的,活塞环, 活塞, 缸套, 主件, 轴瓦等. 互联网 Need the design of Steam works , no boiler, just piston, cylinder , valve , rod and flywheel. 求往复式蒸汽机(无锅炉)设计图.无需锅炉设计, 仅需活塞, 气缸, 气门以及飞轮的设计图. 互联网
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