It also thinks that the proper and effective operation of the main engine must fit with the astern condition, ensure safety in sailing.
文章认为只有依据船舶实时倒航工况方能做到主机操作的及时与正确，保证航行安全。
It also thinks that the proper and effective operation of the main engine must fit with the astern condition, ensure safety in sailing.
文章认为只有依据船舶实时倒航工况方能做到主机操作的及时与正确，保证航行安全。
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