boat maintenance是什么意思 boat maintenance怎么读
boat maintenance的用法和样例
- Shipping Maintenance is the indispensable part in the shipping technology management to guarantee the safety of ships and the high efficiency of shipping.
船舶维修保养是船舶技术管理中不可缺少的重要组成部分，是船舶安全运营和高营运率的保障。
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