The movement of plunger piston,the compressibility of the liquid and the leakage in the clearance between the plunger piston and pump barrel were comprehensively considered,and a new continuous flow equation of the fluid in the pump cylinder was setup.
综合考虑柱塞的运动规律、泵筒内流体的可压缩性、柱塞与泵筒之间的间隙漏失量,建立了泵筒内流体流动的连续流方程。
By the analysis of the situation of sealant rubber ring application to the worksites of Xiaowa Oilfield, the main reasons re- sulting in the frequent leakage of sealant rubber rings are found out, thus providing the reference for the spot management of the same oilfields with viscous crude.
针对小洼油田生产现场的密封胶圈使用情况进行分析,找出了造成密封胶圈频繁漏失的主要原因,为同类稠油油田现场管理提供参考。
Leak resisting toughening agent F27A solves lost circulation in fractured formation.;
使用防漏增韧剂F27A解决裂缝性地层漏失问题
In Qianfoya Group and Xujiahe Group, there are very low formation fracture pressure layers or faults existed, which leads to lost circulation during drilling and cementing operations.
川东地区平均井深在6000m以上,地质构造复杂,压力层系多,特别是千佛崖组、须家河组地层破裂压力低,存在低压易漏、甚至裂缝性的漏失层,在钻井及固井施工时极易发生漏失,固井质量难以保证。
The Block Su-25 in Changqing Oilfield has heaving formations into which mud losses frequently take place and from which water production is high.
针对长庆地区苏25断块地层易塌、易漏、大量出水、目的层低压异常、漏失严重等复杂情况,采用正注反挤的固井方法与适宜的水泥浆技术(分段封固、梯度凝结),防漏失、防失重,压稳气层;在有效减少井底液柱压力防漏的基础上,使用不同堵漏材料,复合堵漏,防漏与堵漏结合,彻底控制住漏失;在调整水泥浆密度、抑制地层出水的基础上,改善水泥石内部结构,增加地层出水阻力,防洛河水腐蚀。
Inverse transient analysis-based numerical simulation of leakage in water distribution systems;
基于瞬变反问题分析的给水管网漏失数值模拟
Judging leakage in well testing string has become a noticeable problem.
地层测试管柱中的漏失判别已成为不容忽视的问题。
The primary causes which make the oil pump efficiency low were analysed from the influences of pump filling degree,stroke loss and dropout.
针对江苏油田抽油泵泵效现状,通过对泵充满程度、冲程损失以及漏失三方面影响因素进行分析,结合油井生产状况,分析造成油井抽油泵泵效偏低的主要原因。
The paper starts with an introduction to the research state of the monitor technology of oil pipeline dropout in the past 15 years, followed by the analysis of monitor principles, merits and defects of different monitor technologies.
通过对国内外近15年中输油管道漏失监测技术的研究状况跟踪比较,简要分析了各种监测技术的监测原理和优缺点,得到各种检测方法的应用范围;并指出了输油管道漏失监测技术的发展方向。
Cause analysis of lost circulation and plugging method in Paleogene of Kuqa Piedmont structure
库车山前下第三系漏失原因分析及堵漏方法
7.14 Using the seawater to force drill out the loss formation.
采用海水强行钻过漏失层。
Leakage Failure Analysis of φ60 mm×3.5 mm Buried Pipeline
φ60 mm×3.5 mm埋地排污管的泄漏失效分析
Piercing Failure Analysis ofΦ127 mm S135 Drill Pipe
φ127 mm S135钻杆刺漏失效分析
Models of Soil and Water Loss and Soil Leakage in Puding Karst Area
普定岩溶区水土流失与土壤漏失模式研究
Applications of down-hole bi-directional flow valve in the absorption oil wells
井下双向流动阀在易漏失油井中的应用
Study and Application on Cementing Technology for Low Pressure Lost Circulation Wells in East Sichuan;
川东地区低压漏失井固井技术研究与应用
Inversion of Overflow and Leakage of Reservoir in Under -balance Drilling
欠平衡钻井过程中地层溢流量与漏失量的反演
an inadvertent slip, omission, etc
不经意的失误、 遗漏等.
The path or place at which this loss takes place.
漏电之处这种损失发生的路径或地方
Loss of electric current as a result of faulty insulation.
漏电由于绝缘不好而导致的电流流失
An amount lost as the result of leaking.
由渗漏而导致的损失总量
To lose one's grip on(a ball, for example)momentarily.
漏接（球）暂时地失去控制（例如一球）
The reasons, loopholes of management and absence of management.
原因是管理上有漏洞和管理缺失。
Copper Tube Leakage and Countermeasures for Generating Set Low Pressure Heater
机组低压加热器铜管失效泄漏与对策
The Laboratory Study on New Highly-effective Lost Circulation Material of High Fluid Loss
新型高效高滤失堵漏材料的室内研究
Hamid: It'll cost us a lot more if water gets in.
哈米德:但假如雨水漏进房子里,损失会更大。
Harry's in disgrace because of the way he behaved at the party.
哈里由于在聚会上行为失检而处于漏气之中。