Which of the following statements concerning cylinder liner wear is true?()

A . Liner wear is distributed equally between the upper and lower portions of the cylinder B . Excessive liner wear causes wear between piston ring and groove C . Excessive, but uniform liner wear will not cause wear between piston ring and groove D . Liner wear is normally greatest in the middle of the cylinder

时间:2022-10-24 15:47:13 所属题库:船舶电气与船舶安全题库

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