炮钎

词语解释

即钎子。在岩石上钻凿孔眼的工具。英文翻译1.hammer drill (for making holes in rock)

详细解释

（一）、即钎子。在岩石上钻凿孔眼的工具。

英语翻译

a drill; a hammer drill for boring through rock; same as 钎子