Spiral drill collars made in our plant are in accordance with API standard.

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

另外因采用该工艺生产的钢管用料,也保证了加工企业钻铤质量的稳定性.

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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.

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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.

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Birds and sailing high , dead animal collar group.

鸟飞不下, 兽铤亡群.

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Connect the feeling plate to the drill collars.

用钻铤连接探深板.

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We need a short drill collar to put here.

这里要接一根短钻铤.

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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.

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This shirt is black 100 % soft ring spun cotton.

这上衣是黑色的100%软环锭纺棉花.

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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.

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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.

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The ship is lying at No.5 berth.

该船停于5号碇泊处.

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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.

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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.

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Our ship sets sail tonight.

我们坐的船将于今夜起碇.

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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.

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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?

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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 ?

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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.

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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.

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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 ).

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