Mooring test(sea trial) of M. E. and inspection attached pumps and piping system.

主机系泊（航行）试验并检查其附属泵与管路。

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Mooring test(sea trial) of M. E. and inspection attached pumps and piping system.

主机系泊（航行）试验并检查其附属泵与管路。

youdao