The quartermaster rang up the order on the engine room telegraph.

航信士官通过机舱令钟传达了命令。

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In order to clean the bottom floor of engine room, the hot and cold fresh water pipes and cocks to be installed from engine control room to bottom floor.

为清洁机舱底部，从机控室到底部地板应装热水和冷水管和旋塞。

youdao

In order to clean the bottom floor of engine room, the hot and cold fresh water pipes and cocks to be installed from engine control room to bottom floor.

为清洁机舱底部，从机控室到底部地板应装热水和冷水管和旋塞。

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