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二副： 三副，叫电机员并报告大副。
Second Mate: Call electrician and report to Chief, Third Mate.
youdao
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前后对中采用电机丝杆副调节；
To fore and after center, adopt electric engine lead screw secondary controller;
youdao
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前后对中采用电机丝杆副调节；
To fore and after center, adopt electric engine lead screw secondary controller;
youdao