抽油杆

Domestic and international application most extensive take out oil equipment is the type pumping unit of walking beam - the installation of oil well pump, or is called as have rod oil equipment.

国内外应用最广泛的抽油设备是游梁式抽油机-抽油泵装置，或称作有杆抽油设备。

The plunger stroke loss factor, pump barrel fill coefficient, leakage coefficient and bulk effect coefficient of produced liquid.

有杆抽油系统中抽油泵容积效率的计算一般由柱塞行程损失系数、泵筒的充满系数、漏失系数和抽汲液体的体积效应系数等 4部分构成。

Production engineering domain urgently need new diagnostic method and experimental technique, and investigate and solve the new diagnostic method of down-hole working conditions on polymer displacement rod pumping system in order to increase crude oil output and ensure the secure and normal production of rod pumping system.

采油工程界迫切需要新的诊断方法和实验技术，研究和解决聚合物驱有杆抽油系统的井下工况新的诊断方法，以提高原油的产量，保证有杆抽油系统的安全、正常生产。

Sucker rod is one of the essential tools for rod-pumped well power transmission.

抽油杆是抽油机井传递动力的必备工具之一。

And it is superior to the wireline continuous sucker rod.

与钢丝绳连续抽油杆相比，也有较大优势。

Take the beam pumping unit and sucker rod as a research object.

本论文以游梁式抽油机和井下抽油杆柱为研究对象。

Aiming at these problems, a large number of experimentation research on the surface protection materials of the flexible continuous sucker rod were made in this paper.

针对这些问题，论文对柔性连续抽油杆表面防护材料进行了一系列的研究。

The Admiral is packed full of practically every bow technology and feature you can squeeze into a single bow: 2nd-Generation Center-Pivot Technology, Center-Track Binary Cam Technology, Vertical Force Technology, Integrated Roller Guard, Carbon Rod String Stop, Rotating Module System, InVelvet Armor Coating, Adjustable Let-Off, Zero-Tolerance Limb Sub-Assembly, and pre-stretched 452X Strings and Cables.

海军将领的包装充满了几乎每个弓技术和功能，您可以挤在一个单一的鞠躬：第二代中心枢轴技术，中心轨道二元CAM技术，垂直力科技，综合辊卫队，碳抽油杆停止，旋转模块系统，InVelvet装甲涂料，可调节送经，零容忍肢分大会和预拉伸452X字符串和电缆。

Our main products are: fiber glass rod; fiber glass tube; fiber glass doors and windows; fiber glass section material for doors and windows; fiber glass sucker rod, all the products are being well sold all over China, and sold to Japan, America, western Europe, Russia, and South East countries and areas.

主要产品包括：玻璃钢棒材、管材、玻璃钢门窗、玻璃钢门窗型材、玻璃钢抽油杆，产品畅销中国各地，并远销日本、美国、西欧、俄罗斯及东南亚等国家和地区。

A soft jelly sucker comes with a multi-speed vibrating bullet.

柔软的果冻抽油杆具有多速振动子弹。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。