铝质活塞顶部裂纹较轻时 可采用_______工艺修理A.修刮B.金属扣合C.粘接D.焊补请帮忙给出正

参考解答

475***779

2024-06-14 21:34:16



相似问题

• 四冲程柴油机活塞最下面一道环都是刮油环 其外边缘如一边是斜面 则安装时斜面应该______以便活塞_

  四冲程柴油机活塞最下面一道环都是刮油环，其外边缘如一边是斜面，则安装时斜面应该______以便活塞______。A 朝上 上行时布油，下行时刮油B 朝下 上行时

• What are main duties for Fourth Engineer?请帮忙给出正确答案

  What are main duties for Fourth Engineer?请帮忙给出正确答案和分析，谢谢！

• Which of the listed conditions can be considered a

  Which of the listed conditions can be considered as the single greatest cause of accidents?A SpeedB Excessive knowledge or skillC Human errorD Excitement请帮忙给出正确答案和分析，谢谢！

• A dry-type spark arrestor removes sparks from a di

  A dry-type spark arrestor removes sparks from a diesel engine exhaust by ____ A increasing the linear velocity of the exhaust

• 环槽端面过度磨损会使_______和______增大A.环高/平面间隙B.槽高/平面间隙C.环厚/搭

  环槽端面过度磨损会使_______和______增大A 环高 平面间隙B 槽高 平面间隙C 环厚 搭口间隙D 槽深 搭口间隙请帮忙给出正确答案和分析，谢谢！