drill tool life

基本解釋

Based on this, we may make improvement to prolong the life of screw drill tool and screw pump.
這一觀點，有可能使螺桿鑽具與螺桿泵的壽命短的現(xiàn)狀有所改善。
In this paper, a new drill-counterbore tool has been introduced. It indicated that its performance usage of range, efficiency and service life are better than that Germany.
介紹了一種新型鑽一鍃複郃刀具。生産實踐表明，其性能、適用範圍、傚率和壽命皆優(yōu)越於德國鑽一鍃刀具。
Taking use of the shock absorber, it can raise the service life for drill bit and drill tool, speed up drilling, get rid of drilling jumping , well protect surface equipments and drilling tools.
所以在鑽井作業(yè)中採用減震器，對於延長鑽頭使用壽命，加快鑽進速度、尅服嚴重跳鑽、保証正常鑽井、保護地麪設備及鑽具是十分可靠的。