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If the main engine starting consecutively failed () times, it should be found the cause before another starting.
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If the main engine starting consecutively failed () times, it should be found the cause before another starting.
A、2
B、3
C、4
D、5
时间:2022-01-03 19:43
关键词:
船舶电气与船舶安全
答案解析
B
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