... 插件insert 潜孔打钻in-the hole drilling 沿线钻孔(用于控制爆破)line drilling(in controlled contour blasting) ...
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Thus, stable hole, smooth drilling and tripping operations and zero outage time have been obtained in the construction period.
使该井在施工期间，井壁稳定、起下钻井眼畅通，全井事故、复杂时效均为零。
The relieved coefficients during the measurement of the residual stresses in the fiber reinforced composites by the hole drilling method were given with conversion of the two coordinate systems.
针对纤维增强复合材料的属性特点，应用坐标系转换原理推导出通孔法测量复合材料残余应力时的应力释放系数公式。
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