Using steel tube making by this process ensures the stability of the drill collar.

In drilling exploration and well drilling Industry, the drilling pipe and drill collar are key apparatus.

钻杆和钻铤等管状螺纹连接件,是钻探和石油钻井工业中的关键设备.

It is composed of collar, eccentric tube, steel-balls, piston , bolt and two holes.

这种液压自动防斜钻具主要由钻铤体 、 偏心套筒 、 钢球 、 阀腔 、 阀杆、活塞杆等组成.

Birds and sailing high , dead animal collar group.

鸟飞不下, 兽铤亡群.

Connect the feeling plate to the drill collars.

用钻铤连接探深板.

We need a short drill collar to put here.

这里要接一根短钻铤.

Rotor spinning is a popular process and has replaced some ring-spinning units.

气流纺纱是一种常用的纺纱方法,并且已经取代了一些环锭纺纱设备.

This shirt is black 100 % soft ring spun cotton.

这上衣是黑色的100%软环锭纺棉花.

Large spindle pitch and large take-up package, equipped with conveying equipment.

4大锭距,大卷装, 配有落筒输送装置.

Dianjiejinshumeng films, manganese 120,000, steel, manganese powder, Dianjiemeng related chemical raw materials.

电解金属锰片 、 锰锭 、 钢材 、 锰粉 、 电解锰相关化工原料.

The ship is lying at No.5 berth.

该船停于5号碇泊处.

It was found that the friction force dominates the anchorage capacity of a shaft tension anchor.

由研究过程发现,倾斜承拉式摩擦型地锚之锚碇力主要系来自摩擦力.

Immediately upon the Italian declaration of war, he put to sea in search of the enemy.

意大利一宣战, 他马上就启碇出海去追寻敌人.

Our ship sets sail tonight.

我们坐的船将于今夜起碇.

Imagine that my boat is ready at the landing fully laden.

再想象,我的船已经装得满满地在码头上等候启碇了.

Brush buttocks with bumf before , how to convert now does bumf brush the mouth?

以前用卫生纸擦腚, 现在怎么改用卫生纸擦嘴了?

How to put such a long-ass bastard boils-bad coding turtle ( over-provision )?

怎么能出台这样的王八屁股长疖子 —— 烂龟腚 ( 滥规定 ) 呢 ?

Several colored patches were sewn neatly round the seat of his pants.

几个彩色补丁被整齐地缝在他裤子腚部.

OBJECTIVE To improve the process of the synthesis of Cefsulodin.

摘要目的改进头孢磺啶的合成工艺.

Polybutadiene is changed to an aziridinyl compound ( polybutadieneimine ) by a series of reactions.

聚丁二烯经一系列反应转变成丙啶基化合物 ( 聚丁二烯亚胺 ).

They can't supply our order.

我们订的货他们无法供应。