piston ring axial clearance
常见例句
- The windlass. , capstan, mooring winch and hydraulic hatch cover are all in good order. If the axial clearance of piston rings is unacceptable, the ring should be measured.
錨機、絞磐、絞纜機、液壓艙蓋板的情況良好。若活塞環天地間隙不郃適，應對活塞環進行測量。
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