• The casing eccentric wear often occurred in deep and ultra deep well exploitation.

    随着油田开采的不断深入,应用深井、深井的套管经常发生现象。

    www.dictall.com

  • Precision machining pump body can make "d" type bearings and gear axle, ensure accurate gear axis gear eccentric wear, not to.

    精密加工使D轴承齿轮精确配合,确保齿轮偏心,以防齿轮磨损

    www.verywind.com

  • Motor upper and lower guide bearing wear limit, to replace the bearings, rotor shaft eccentric wear limit, to replace bushings;

    电机上下轴承磨损极限更换轴承转子上下轴套偏极限,要更换轴套

    www.xmcx.net

  • In this paper, the influence of casing eccentric wear with different diameter on casing collapse resistance capacity was researched by finite element software.

    文章主要运用有限元软件,研究了不同钻杆直径造成套管套管挤毁能力影响

    dict.cnki.net

  • The company has advanced technology, in particular, a two-way protection against eccentric wear pumping coupling of anti-wear alloy coating technology, a world leader.

    公司拥有先进技术特别是双向保护合金涂层防磨技术处于世界领先水平。

    www.petrotools.cn

  • As the eccentric wear of pumping rods occurs in the high Angle deviated intervals with higher probability, so centralizer should be taken technical measure as encryption.

    大斜度井抽油发生概率较大采取扶正器加密的技术措施

    www.zshg.com

  • In complicated fishing operation, the tubing is very likely to deform, burst and tear owing to eccentric wear, thereby a kind of fishing spear with sliding cone blocks is developed.

    针对复杂打捞油管打捞时变形、胀破撕裂的难题,研制出特殊牙块打捞,打捞矛由上接头、矛杆、滑牙块、锁块、销钉、外等组成。

    d.wanfangdata.com.cn

  • The result shows that the eccentric wear of tubing greatly decreases the deformation resistibility capacity and the two-side eccentric wear of tubing leads to more serious tubing failure.

    结果表明油管大大降低油管抵抗变形能力,尤其油管双面偏磨容易导致油管失效

    www.chemyq.com

  • In the construction process of oil and gas drilling, the joint drill wear, eccentric wear and threaded partial adhesion caused drilling damage and then evolved into the major mine accidents.

    石油天然气钻井施工过程中,常常造成钻具接头磨损粘连是引起钻具损坏进而演化井下事故主要原因之一。

    www.chinaqking.com

  • The utility model can efficiently prevent air locking phenomena and the eccentric wear of the plunger, increase the production quantity of raw oil and extend the service life of the oil well pump.

    实用新型有效地防止柱塞提高原油产量和抽油泵使用寿命。

    ip.com

  • The problem of eccentric wear of tubing and rod strings in rod pumped Wells is very severity in recent years, and led to service frequently, pump inspection period shorten and service cost enhanced.

    近年抽油机之间问题十分突出,导致作业频繁周期,作业成本增加

    www.chemyq.com

  • She mixed a very serious approach to learning her craft with eccentric ideas, such as vowing to not to wear the same outfit twice in one year.

    将正规的设计学习方法不合常规想法相结合,例如发誓同一件衣服年内穿两次

    www.hjenglish.com

  • Each of the rules: do not wear a diamond can not have a little flaw, a popular product can thin, eccentric, flashy without substance.

    各的规律:历久钻石不能一点儿瑕疵一时流行的出品不妨单薄,古怪,华而不实。

    m.1juzi.com

  • This paper sets forth the fact that the eccentric action of coil spring is an important factor in the causation of abnormal vibration of vehicle and severe wear on bolster guide.

    本文指出螺旋弹簧偏离中心弹性作用引起车辆不正常振动摇枕纵向挡严重磨损一个重要因素

    dict.cnki.net

  • Be eccentric now. Don't wait for old age to wear purple.

    标新立异要趁早,不要等到穿紫色。

    www.sixianchina.com

  • The wear of the eccentric parts of cone crusher was analyzed in detail, and the ways to improve the design, the use and the maintenance of the eccentric parts were also proposed.

    圆锥破碎机偏心部件磨损情况作了详细分析提出了改进偏心部件设计使用维修办法

    dict.cnki.net

  • The wear of the eccentric parts of cone crusher was analyzed in detail, and the ways to improve the design, the use and the maintenance of the eccentric parts were also proposed.

    圆锥破碎机偏心部件磨损情况作了详细分析提出了改进偏心部件设计使用维修办法

    dict.cnki.net

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