1) bit barrel
筒式牙轮钻头
2) disc onecone bit
盘式单牙轮钻头
1.
This paper established the model of rockbreaking mechanism on disc onecone bit, and developed the simulate software.
在适当的假设条件之下,建立了盘式单牙轮钻头破岩机理仿真模型,并在此基础上开发出盘式单牙轮钻头破岩机理仿真软件。
3) combined cone type cutting head
组合式牙轮钻头
1.
A brief introduction is made on the combined cone type cutting head with the rock fragmentation analysed, and comparison is conducted with the drag bit and the roller type cutting head in characteristics.
对组合式牙轮钻头作了简要介绍，分析了其碎岩原理，并与刮刀钻头及滚刁钻头进行了特性对比，阐述了设计、使用要点。
4) jet nozzled rock bit
喷射式牙轮钻头
5) self-clearing bit
自洁式牙轮钻头
6) roller bit
牙轮钻头
1.
Dynamic model of roller bit with nine degrees of freedom;
九自由度牙轮钻头动力学模型研究
2.
Computer simulation for the side-cutting of roller bits;
牙轮钻头侧向切削的计算机仿真
3.
Model to determine rock drillability by roller bit;
牙轮钻头可钻性级值的确定方法
补充资料：大直径牙轮钻头
大直径牙轮钻头
大““钻头篡
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条