roller bit
英 [ˈrəulə bit] 美 [ˈrolɚ bɪt]

释义

牙轮钻头；

英英释义

roller bit

• n.a drill bit that has hardened rotating rollers

  同义词：rock bit

双语例句

1. The desig ner should consider comprehensively the effect of structure data and radial clea rance on the life of the roller bearing, in order to make optimum design.
   钻头设计要优化轴承结构参数和径向游隙，以提高国产牙轮钻头的寿命。

权威例句

Roller bit
Roller bit
Roller bit
Polycrystalline diamond bearing system for a roller cone rock bit
The Computer Simulation of the Interaction Between Roller Bit and Rock
The Forces at the Teeth of a Drilling Rollercone Bit: Theory and Experiment
Roller Bit Model With Rock Ductility and Cone Offset
Roller-Bit Penetration Rate Response as a Function of Rock Properties and Well Depth
Factors Affecting Torque for a Roller Cone Bit
Modeling of Roller Cone Bit Lift-Off Dynamics in Rotary Drilling
Theoretical research of rock bit roller bearing
Optimal design of sliding bearings for roller bit with contact FEA
Emulation research on dynamics of roller cone bit