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问题详情

The concentration of total dissolved solids in the water of an auxiliary boiler can increase as a result of （）.

A、seawater contamination

B、frequent surface blows

C、dissolved oxygen deaeration

D、frequent bottom blow

时间：2022-01-04 07:57 关键词：船舶动力装置海船船员考试

答案解析

A

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