Because of the close tolerances used in diesel engine fuel oil pumps, a worn plunger requires()

A . grinding the spare plunger to the barrel B . replacing the plunger and the barrel C . highly polishing both the plunger and barrel D . replacing plunger only

时间:2022-09-14 17:27:22 所属题库:船舶电气与船舶安全题库

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