泥浆密度增加可使环空岩屑床面积大大降低。
The raising in mud density can reduce the area of cuttings bed .
结果表明。 两模式都可用于预测水平井段岩屑床厚度。
The test results show that both models can be used to calculate cuttings bed thickness in the horizontal section.
大斜度定向井斜井段易形成的岩屑床影响钻进速度、威胁钻井施工安全。
Cuttings bed is formed easily in inclined section of high Angle directional well. It affects drilling speed, threatens drilling safe.
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