mooring ring
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.
锚机、绞盘、绞缆机、液压舱盖板的情况良好。若活塞环天地间隙不合适，应对活塞环进行测量。
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