One effective way is preferred pump barrel and plunger of materials and surface treatment processes.
其中一个有效的方法就是优选泵筒和柱塞的材料和表面处理工艺。
The bending of pump barrel will not happen as low part fixed pumping piston going downward that only happens when it works in heavy oil well.
而泵筒下部固定泵柱塞上行时，泵筒不会发生弯曲，只是其柱塞在稠油井中下行时泵筒才会发生纵向弯曲。
It is the key study how to make sure the pressure distribution of liquid in the pump barrel and to study the pump valve-ball's movement to improve the systematic efficiency.
对有杆抽油泵泵阀运动规律的研究和确定抽油泵泵阀筒内液体压力的分布是提高抽油机井系统效率研究的关键性课题。
The pump barrel of the hand-press pump is arranged in a liquid medicine box, and the pressure storage barrel is usually arranged at the outer side of the liquid medicine box.
手压泵的泵筒设置在药液箱里，手压泵的储压筒一般设置在药液箱外。
Some experts predict oil prices will go as high as $100 a barrel, which could translate to roughly $4 a gallon at the pump by summer in some areas of the country, reports the Huffington Post.
由于近期中东局势的动荡，给美国已造成了很大的麻烦。一些专家预测油价将会攀升至每桶100美元，赫芬顿邮报报道说这意味着在一些地区每加仑的油价将达到4美元。
OPEC is breaching its production limits the most in six years, signaling the world’s biggest suppliers are ready to pump more crude next year as oil rallies toward $100 a barrel.
六年来，欧佩克正在破坏自己在产量方面的限制，他们给世界的信号是，当油价拉升到100美元一同的时候，世界上最大的供应商将做好生产更多原油的准备。
The barrel, plunger and standing valve of the pump were designed, improving the barrel's force conditions and reinforcing the screw thread's sealing performance and tensile strength.
该泵对泵筒、柱塞、固定阀做了设计，改善了泵筒受力状况，提高了螺纹的密封性能和抗拉强度。
The Weatherford STP helps you reduce sand damage by moving sand upward through the pump and away from the barrel/plunger interface.
STP可使砂粒向上移动，远离泵筒和泵塞泵接触面，从而减少砂粒引发的磨损。
In accordance with this problem, a new pump of small diameter with double barrel has been developed. Experimental study of the deep pumping process has been conducted and attained a success.
针对这一问题，研究设计新型双筒式小直径抽油泵，进行了深抽采油工艺技术的试验研究，获得了成功，取得了良好的经济及社会效益。
The Sierra Club predicted: 'We're running out of oil we can pump from the ground and market for under $60 a barrel.
塞拉俱乐部曾预言：“易于开采的石油越来越少，每桶60美元的原油将不复存在了。
Just only need contacts between the air-powered pump and 2" hole of standard barrel to fulfill the functions."
所有功能实现，只需要气力泵与标准桶的一个2“联结?。
With oil trading on the world market at above $130 a barrel, U. S. consumers are feeling the economic impact at the gasoline pump and in increased food prices.
当世界市场上的石油价格上涨到每桶130美元以上时，美国消费者在加油站以及上涨的食品价格中感受到了经济压力。
A special design of barrel type shaft seal in Huiquan HQDL pump has greatly improved is dependability to ensure safe operation and to make servicing and checkup much easier and fast.
在慧泉HQDL系列水泵中专门设计的筒式(集装式)釉封提高了可靠性，确保了安全运转，并使维修和安装变得方便快捷。
The utility model discloses a sowing barrel with an inner air extractor pulled by a bearing which is mounted on a gas pipe axle connected with an air pump.
本实用新型公开了一种内置气吸式播种滚筒，它由轴承带动转 动。
The utility model relates to an oil water separator, comprising a first barrel, a second barrel and a water pump.
一种油水分离器它由第一筒，第二筒和水泵组成。
The air conveyer is provided with an air amount regulator, and includes an air pump and a connected air pipe with opening to the cooling barrel.
该空气输送装置具有气量调节结构；该空气输送装置包括空气泵和与 之相连的空气管，该空气管具有单独的开口通向制冷筒；
The air conveyer is provided with an air amount regulator, and includes an air pump and a connected air pipe with opening to the cooling barrel.
该空气输送装置具有气量调节结构；该空气输送装置包括空气泵和与 之相连的空气管，该空气管具有单独的开口通向制冷筒；
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