对DC-32k捣固车镐臂的检修,检查镐臂φ35mm和φ55mm孔,如孔拉伤需要把凸起部分修平,若磨损超限分别达到( ),则需要更换。
A.φ35.01mm和φ55.01mm B.φ35.02mm和φ55.02mm C.φ35.04mm和φ55.04mm D.φ35.05mm和φ55.05mm正确答案D
对DC-32k捣固车镐臂的检修,检查镐臂φ35mm和φ55mm孔,如孔拉伤需要把凸起部分修平,若磨损超限分别达到( ),则需要更换。
A.φ35.01mm和φ55.01mm B.φ35.02mm和φ55.02mm C.φ35.04mm和φ55.04mm D.φ35.05mm和φ55.05mm正确答案D