基本解释粗磨石英汉例句双语例句Diamond cup wheels are the efficient tools for fast grinding, rough deburring and smooth shaping and finishing of concrete, stone, and masonry materials.金刚石磨盘是快速琢磨，修边，造型及修整混凝土，石材，石料的最有效工具，干湿磨均可。rough grinding stone更多例句