正确答案: B

★CSM

题目：下列属于中国船级社规定的轮机入级符号是______。

解析：B

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举一反三的答案和解析：

[单选题]The correct procedure for giving an auxiliary boiler a bottom blow, is to begin .

when the boiler has been secured long enough for most solids to settle

[单选题]IBC规则的要求通过SOLAS公约第()章成为强制性规定。

7

[单选题]He and she ________ English seamen.

are

[单选题]下列灭火方法不属于窒息法的是：_______。

1211灭火机灭火。

[单选题]The amount of fluid delivered by a positive displacement pump can be regulated by _____.

changing the speed of the driving rotor