... ting displacement 侧向切削偏移量 side cutting 侧向切削 side door entry-sub 侧面开口短节 ...
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还描述了研究钻头侧向切削的实验设备和一些试验结果。
The facilities for side cutting tests and some test results are introduced.
井壁模式分析说明，牙轮钻头的侧向切削过程不仅与齿面结构有关，而且与岩石性质、钻井参数有关。
Analysis of the side-wall pattern shows that the side-cutting process of the roller bit is related to not only the teeth surface design but also the rock property and the drilling parameters.
井壁模式分析说明，牙轮钻头的侧向切削过程不仅与齿面结构有关，而且与岩石性质、钻井参数有关。
Analysis of the side-wall pattern shows that the side-cutting process of the roller bit is related to not only the teeth surface design but also the rock property and the...
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