当外力不足以使钻柱紧贴于井壁的一侧时，钻柱的刚度对钻柱与井壁之间的接触力有影响。

When the force can not contact drill string with one side of the borehole wall, the stiffness of drill string can influence the contact force.

youdao

当外力不足以使钻柱紧贴于井壁的一侧时，钻柱的刚度对钻柱与井壁之间的接触力有影响。

When the force can not contact drill string with one side of the borehole wall, the stiffness of drill string can influence the contact force.

youdao