钻井所使用的油基泥浆和其他有毒复合泥浆不得排放入海。
Oil-based mud and toxic compound mud used in drilling may not be discharged into the sea.
一种钻井工具，利用聚晶金刚石复合片切削齿通过连续的刮擦运动去剪切岩石。
A drilling tool that USES polycrystalline diamond compact (PDC) cutters to shear rock with a continuous scraping motion.
复合式滑动导向钻井方式在定向井、水平井井眼轨迹控制中有其独特的优点。
The compounding slide steering drilling mode has its specific advantages in trajectory control of directional well and horizontal well.
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