drill tool life

基本解释

Based on this, we may make improvement to prolong the life of screw drill tool and screw pump.
這一觀點，有可能使螺杆鑽具與螺杆泵的壽命短的現狀有所改善。
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。