| 释义 |
piston ring
释义
活塞环：一种用于密封活塞和气缸壁之间间隙的弹性分裂金属环。
例句
1·First stage product quality planning of diesel engine piston ring .
负责柴油机新产品质量先期策划。
2·It has the practical usage to develop new material for piston ring .
在新材质活塞环的研制过程中具有一定的实用价值。
3·Nowadays, the piston ring seal is really what the break in process is all about.
如今，磨合就是在磨合活塞密封环。
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