磨削工具grindingundercut: 磨削空刀槽grindingtolerance: 磨削留量 磨削裕度grindingwheels: 磨輪grindingtemperature: 磨木溫度grindingzone: 磨木區(qū)下載手機詞典可隨時隨地查詞查翻譯