Practical application manifests that the analysis of available technology is accurate, the presented technical idea is really feasible, the developed tools has correct philosophy and reliable structure, which totally offer an effective pathway for drilling efficiency improvement in deep formation. 实际应用结果表明,所提出的技术思想确实可行,研制出的工具原理正确,结构可靠,为提高深部地层的钻探效率提供了一个有效途径,可大面积的推广应用。