An over-speed trip serves to ________.
所属题库：二管轮
题目介绍:
Anover-speedtripservesto________.,
stop the engine by cutting off the cooling water supply?stop the engine by closing the air intake?slow the engine but not stop it?slow the engine to half of normal load? 本题为最佳选择题收录于二管轮题库中。
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