单词	ball-pane hammer
释义	ball-pane hammer 球头锤
随便看	Operations on cranium operations on cranium and brain Operations Operating Budget operationsops Operations Order Information Operations Orientation Director operation specification Operation specification of equipment operation specifications operation speed operation speed calculation method operation speed difference operations performance operations per minute operations per minuteopm operations per second Operations Plan operations plan in concept format operations planning Operations Planning Analysis operations planning branch operations planning group operations planning review Operations Planning Section operations policy