The internal part of the boiler, if found _____, has to be chemically washed by yard.

题库:二管轮 类型:最佳选择题 时间:2019-02-19 18:37:56 免费下载:《第二章 船舶辅助机械》Word试卷

The internal part of the boiler, if found _____, has to be chemically washed by yard.
A.deformed
B.rusted
C.cracked
D.scaled

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