chisel bit是什么意思

网络释义

1)chisel bit,凿形钻头2)rock drilling bit,凿岩钻头3)Zhouliangyuqiao,钻凿形态4)miser,凿井机;钻探机;管形提泥钻头5)cone twist rock-drilling head,锥螺旋凿岩钻头6)jagged core bit,凿孔空心钻头

Dowhhole rock drilling bit for medium-high blast pressure (Ⅱ)

中高风压潜孔凿岩钻头(二)

Dowhhole rock drilling bit for medium-high blast pressure(Ⅰ)

中高风压潜孔凿岩钻头(一)