In horizontal well, frontal side casing string is usual bearing pressure. In horizontal hole section, with the length of casing increase, the hook load is decreasing on the contrary.
水平井的前端套管一般是承受压应力的，随着进入水平段的套管长度的增加，大钩载荷反而下降；
In horizontal well, frontal side casing string is usual bearing pressure. In horizontal hole section, with the length of casing increase, the hook load is decreasing on the contrary.
水平井的前端套管一般是承受压应力的，随着进入水平段的套管长度的增加，大钩载荷反而下降；
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