• Drill string vibration is a common phenomenon in the process of well drilling. Drilling string resonance is the main reason of the drilling string failure.

    振动当前钻井工程中的普遍现象,对钻井影响很大,共振是钻柱失效主要原因

    youdao

  • At high gearing speed the combined stresses of centrifugal load and resonance vibration at the notches are the main cause for the catastrophic failure of the bevel gear.

    锥齿轮转速下,在槽离心应力振动应力组合应力引起齿轮破坏主要原因

    youdao

  • At high gearing speed the combined stresses of centrifugal load and resonance vibration at the notches are the main cause for the catastrophic failure of the bevel gear.

    锥齿轮转速下,在槽离心应力振动应力组合应力引起齿轮破坏主要原因

    youdao

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