查询词典 drilling

Currently, the crank-guide triplex single-acting piston pumps have been difficult to fulfill the requirements of drilling technology.

现用的曲柄连杆式三缸单作用活塞式钻井泵已经很难满足钻井工艺的要求。

Hydraulic dive drilling pump adopts variable hydraulic pump and dynamic cylinder as its power end and its fluid end is identical with the triplex single-acting piston pump.

摘 要 液压驱动的钻井泵采用变量液压泵和动力油缸组成液压钻井泵的动力端；液力端和现在使用的三缸单作用活塞式钻井泵相同。

They camped in the open and devoted themselves single-mindedly to the drilling of oil wells.

他们住在帐篷里，一个心眼地打油井。

The programe of setting of steel casings with the mature and effective methods of advance drilling and throwing fills in the clay and the slabstone and the cement is taken.

西江富湾特大桥56号主墩基础为18根φ2.50 m大直径钻孔灌注桩，由于存在深水、基岩倾斜、岩溶等因素，导致了复杂的成孔工艺，采用"钢护筒跟进"方案结合超前钻、抛填粘土、片石、水泥等较成熟且有效的方法进行施工，根据处理溶洞漏浆、塌孔、卡锤和埋锤的经验，总结了深水岩溶桩基的施工技术

Cake properties such as cake thickness, toughness, slickness and permeability are important because the cake that forms on permeable zones in the wellbore can cause stuck pipe and other drilling problems.

泥饼厚度、泥饼韧性、泥饼的光滑性和渗透性这些泥饼性能非常重要，因为形成于井筒内可渗透带的泥饼可能造成卡钻和其它钻井问题。

In consideration of the problem of drill pipe bending steering in radial horizontal well drilling, ANSYS software is used to simulate its major influencing factors, such as slideway trajectory curvature, clearance, working pressure, roller shape and position and thickness of drill pipe by establishing a finite element model for the bending steering mechanism.

针对径向水平井钻进中钻杆弯曲转向前进运动困难的问题，通过建立弯曲转向机构仿真有限元模型，对其主要影响因素：滑道轨迹曲率、间隙、工作压力、滚轮形状与位置和钻杆壁厚等用ANSYS软件进行仿真研究。

The compound material of resin matrix may produce serious smirch phenomenon during the minute hole drilling.

以树脂为基体的复合材料在微孔加工中会产生严重污斑现象。

Tonghui Charge chemical plant is a production of refractories, casting materials, new materials, sodium silicate series : Poly Pentahydrate,Anhydrous Sodium Metasilicate, nine water Pentahydrate, five water Pentahydrate, paint thinner, ink and paper additives, industrial cleaning agent.cutting fluid, water purifying agents, oilfield drilling lubricant.

同辉炉料化工厂是一生产耐火材料，铸造材料，新型建材，硅酸钠系列：多聚偏硅酸钠，无水偏硅酸钠，九水偏硅酸钠，五水偏硅酸钠，油漆，油墨稀释剂，造纸助剂，工业清洗剂，切削液，净水剂，油田钻井润滑剂。

Drilling a hole in the coal seam, soft rock and in the farmland beat the well time and limited efficacy rate .

200米液压钻机主要用于钻探各种深度为200米左右的各种角度的各类用途的孔，可在不同硬度的岩石中钻孔，而在煤层、软岩石中钻孔以及在农田打井时效率最高。

It is very much significant against applies solderer's skill to the wearproof girdle failure problem of settlement drilling rig to choose the rightful wearproof stuff .

选择合理的耐磨材料和敷焊工艺对解决钻具耐磨带失效新问题非常重要。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。