查询词典 Wells

They are featured by rich sulphur (H2S) and carbon dioxide (CO2), which become a hidden hazard to corrode seriously the completion pipe string, downhole tool and wellhead equipment, to threat the wells' safety production and to bring about a very difficulty to well-completion design.

川东飞仙关组气藏多属高含硫气藏，高含量硫化氢和二氧化碳对完井管柱，井下工具和井口装置产生严重腐蚀，威胁着气井的安全生产，给完井工艺设计带来很大困难。

In this thesis, the pressure effect on the electron-phonon interaction and the self-trapping energies of polarons in polar semiconductor quantum wells with finite barriers are discussed by considering the influence of three branches of optical phonon modes.

本文计入极性半导体量子阱中三支光学声子模的作用，讨论了有限深量子阱中电子—声子相互作用和极化子自陷能的压力效应。

The properties of polarons, states of impurities and excitons in heterojunctions and quantum wells are discussed under consideration of pressure for III-V group materials and of pressure tuning of strains for II-VI group materials, respectively.

对III-V族材料计入压力效应，对II-VI族材料计入压力调制应变效应，讨论了半导体异质结、量子阱中极化子、杂质态和激子态的性质。

Under the simulated working conditions of thermal recovery wells, the heat insulated tubing has poor gas tightness leading to serious leakage.

通过全尺寸试验，研究了我国稠油热采油田注蒸汽用隔热管的气密封性能，这种隔热管在模拟热采井工况条件下气密封性能很差，存在着严重的泄漏现象。

In the last fifty years men have searched for oil in nearly every land and even below the sea. They have sunk wells thousands of feet into the earth's crust. They have built great refineries where the oil is separated into fine petrols, kero-senes and thicker oils, which are all used for different purposes. And they have discovered numerous uses for all the products of petroleum.

在组近的50年，人类开始在每一块陆地上寻找石油，甚至到海下寻找石油，人们在地壳以下几千米的深处开凿油井，建造许多大型炼油厂用来从石油中提炼出用途不同的精制汽油、煤油和浓度高的油，而且人们发现了各种石油产品的大量用途。

The temper of the old daddy as wells very difficult touch the permease, sometimes addicted allow the body astonishment, sometimes bad allow the body frightened.

老爸的脾气也很难摸透，有时好得让人惊奇，有时坏得让人害怕。

All the wells experienced high casing pressure at some stage before failure.

所有的水井，有很高的一些套管失效前阶段的压力。

Frade is a subsea development with wells tied back to a floating production, storage and offloading vessel.

Frade是海底的发展与井并列回浮式生产，储存和卸载船只。

In order to raise drilling speed of the non saline dome wells in Kenkiyak Oilfield, the relationship between rake angles of the cutter, profile of the bit, which have effect on cutting depth and impact-resistant of PDC bit cutters, and cutting efficiency is studied respectively using finite element analysis according to rock properties of the research area. The structure of the PDC bit is then optimized by using the research result.

为提高肯吉亚克油田非盐丘井钻井速度，根据地层岩石力学参数评价结果，利用有限元方法对影响PDC钻头攻击性和抗冲击性的齿前角、冠部形状等结构参数与破岩效果之间的关系进行了研究，并对PDC钻头的结构进行了优化设计。

Norias and other devices which used wheels to lift water out of rivers, canals and wells; the wheels could be powered by river currents, animals or humans see Figure 2

筒车和其他用轮子把水从河、运河和井里提起的装置，这个轮子可以被水流，畜力或人力所驱动

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。