单词乎

roller bit

音标[ˈrəulə bit]
roller bit是什么意思、roller bit怎么读

roller bit汉语翻译

牙轮钻头

roller bit英语解释

n.a drill bit that has hardened rotating rollers

同义词:rock bit

 

roller bit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

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