- 扁尖錾, 掏槽凿, 削凿
- 十字凿
- 十字錾
- 掏槽凿
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cross chisel中文什么意思
例句与用法
- Because of the lower rock fragmentation efficiency and defective geometrical shape of chisel bit , sweden has replaced chisel bit with taper connecting cross chisel bit and button bit since the mid - seventies
因一字形钎头破岩效率低和几何形状结构缺陷等问题，瑞典从70年代中期就用锥体连接的十字和球齿钎头取代了一字形钎头。