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34.If the inlet-air pipe of the starting valve is hotter than its counterparts, what is the correct maintenance work for this valve?
(A)This starting valve shall be cooled.
(B)This starting valve shall be renewed.
(C)Additional lubrication for this valve is needed.
(D)This valve is operated at the normal condition. No maintenance work is required.


34.If the inlet-air pipe of the starting..-阿摩線上測驗