短語詞組短語drill grinder head 鑽磨頭internal doublerun drill grinding head 內(nèi)圓磨頭auger drill head 螺鏇鑽頭Drill head quantity 動力頭數(shù)量auger r drill head 螺鏇鑽頭small drill head 小鑽頭air hydraulic drill head 氣動液壓鑽頭multiple spindle drill head 多軸鑽削頭Petroleum Drill Head 石油鑽頭 返回 drill head