单选题气缸套内圆表面采用波纹加工或珩磨加工是为了使表面具有—(),从而可以防止拉缸。A较高的耐磨性B适合的粗糙度C良好的润滑性
单选题
气缸套内圆表面采用波纹加工或珩磨加工是为了使表面具有—(),从而可以防止拉缸。
A
较高的耐磨性
B
适合的粗糙度
C
良好的润滑性
参考解析
解析:
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