查询词典 tapping drill

The drill pipes in some oil fields were diapired badly and continually and the diapiric happened to the intermediate belt 's disappearance of drill pipes.

钻杆刺漏大都发生在钻杆加厚过渡带消失处，优化选择钻杆加厚过渡带几何尺寸是重要的措施。

In part Ⅲ, effects of abnomal states in drilling process, such as drill wear, drill breakage, chips clogging etc, on feeding force and motor power will be studied in experimental way.

由此推导出了考虑刀具磨损的新的切削力理论公式，在此基楚上，提出了用静态、动态切削力信号监控刀具磨损的基本思想。

Meanwhile, the microstructures and mechanical properties of friction welded drill pipes have been compared with those of hot-upsetting drill pipes.

试验结果表明，采用摩擦焊接及焊后调质热处理工艺制造的DZ60地质钻杆焊接接头的常规力学性能指标均高于地矿部DZ60地质钻杆管材的技术标准规定的数值，并优于采用现行热墩粗工艺制造的钻杆管材的力学性能数值。

The mechanical properties and metallographic structures of the friction welded drill rod and the hot upset forged drill rod pipe are compared.

本文叙述了这种钻杆的焊接性，并与采用热镦粗工艺生产的钻杆管体金相组织和机械性能进行了对比。

Our leading products are drill collars, HWDP, Kellys, casing, All sorts of friction welding drill pipe, geological drilling pipe, all kind of tool joints, lifting subs and non-excavating drilling tool and etc.

公司主导产品是钻铤、整体加重钻杆、方钻杆、石油套管、各种摩擦焊钻杆、地质类管材，配套有各种钻具接头、提升短接以及非开挖钻具等。

In addition, only the impact of China's electric tools electric drill, electric drill, electric hammer and a small number of varieties have electronic speed control functions, most are single-speed products, users should not meet the level of product requirements.

此外，只有中国的电动工具冲击电钻，电钻，电锤和少数品种有电子调速功能，大部分是单速的产品，用户应不符合产品要求的水平。

Company's main products are: electric hammer, electric drill, wall openings, and perforated metal, and woodworking hole, and cemented carbide drill series.

公司生产的主要产品有：电锤、电钻、墙璧开孔器，金属开孔器，木工开孔器，硬质合金钻头等系列。

Production of rigid impact of Hammer Drill, woodworking blades , drill blades , serrated blade, long and thin.

生产硬质合电锤冲击钻头、木工刀片、钻头刀片、锯齿刀片、长条薄片等。

Series hd high air-press dth are designed as a hammer drill. they differ from other rock drills, however, through continuous operation down against the drill bit.

hd系列高风压冲击器是一种冲击凿岩工具，但他与其它凿岩工具不同的是，凿岩过程中它始终留在孔的底部，活塞直接冲击钻头。

Refer to the diagram, draw the locations of screws on hand winch, angle turner, double-wheel stand top, single-wheel stand top, and drill holes with 8mm percussive drill.

根据阳台结构选择方案 A 或 B （如左/或右有墙，可选 A ，若只有背面墙，可选 B ）。2、参考图示，画出手摇器、转角器、双轮顶座、单轮顶座的螺丝孔位，用8MM 钻头打孔。

The quality of both red and white wine depends very much on the wine maker talent and on the quality of the grapes.

他的红酒和白酒的品质，根据酿造者的能力和葡萄的质量，各有差异。

No, I don't want to get drunk before my next match.

" "不，我不想让我的下一场比赛前喝醉了。