查询词典 wells

This result provides a theoretical foundation for interpretation of logging data of some cased wells and for development of logging tools.

该结果可为套管井的井间电磁测井仪器的研制、井间电磁层析成像技术及测井解释提供一定的依据。

Hot washing by moving hot washing truck and hollow sucker rod is efficient, less in washing fluid , no formation contaminant, no casinghead gas release. It adapts oil wells with low reservoir pressure and deep depth of plunger and serious paraffin problem.

活动热洗车配合空心抽油杆热洗清蜡热效率高、洗井液少、不伤害油层、不用放套气，适合于地层压力低、下泵深度较深、结蜡严重、常规洗井困难的油井。

Casson's fluid ; surge pressure ; oil wells ; model ; annular space

卡森流体；波动压力；油井；模式；环形空间

Transmission electron microscopy, electroluminescence, and cathodoluminescence measurements were performed to study the recombination mechanism of the InGaN QWs. It was found that there are different widths of quantum wells in TEM images.

在透射电子显微镜下可以发现量子阱的宽度不一致，电致发光谱发现了位于2.45eV的绿光发光峰和2.81eV处的蓝光发光峰。

In this paper,we study the Cauchy problem of nonlinear Klein-Gordonequations By introducing a family of potential wells, we not only give a threshold resultof global existence and nonexistence of solutions, but also obtain the vacuumisolating of solutions.

本文研究了以下非线性K1ein-Gordon方程的柯西问题通过引进一族位势井，不仅得到了该问题解的整体存在性与不存在的门槛结果，而且也得到了解的真空隔离现象。

Baiyu Health Series brand with "to save the result of the use of chemical ingredients of cosmetics and skin damage to the female" as their purpose, in order to restore and maintain healthy skin female responsibility to wells Mountain Bioengineering Institute and the Korea Ewha Womans University, Korea University, Chonnam National University, National Central University and the extension of the University of 5 show the University of the backing of a powerful technical support to the global cause of women's skin care, and strive to achieve a healthy beautiful women have the confidence of the skin.

白玉生系列品牌以"挽救因使用含化学性成分的化妆品而受损的女性肌肤"为宗旨，以恢复和维护女性肌肤健康为己任，以井山生命工学研究所和韩国梨花女子大学、高丽大学、全南大学、中央大学及延秀大学等五所大学的强大技术支持为后盾，致力于全球女性的肌肤护理事业，力求达到让每一个女性都拥有健康靓丽自信的肌肤。

Wells Cathedral School Chamber Orchestra was established in the early 1970s and is today recognised both nationally and internationally as a young ensemble of excellence.

威尔斯克斯德尔学校管弦乐队成立于上世纪70年代早期，是一个国家性甚至国际性的出色的青少年表演团队。

Upfront realization of losses on Wachovia's books at the time of the acquisition, because of purchase accounting, also provides a benefit to Wells through a lower net charge-off rate in the first quarter.

此外，富国银行在收购Wachovia时提前计入了相关帐面损失，因此带来的第一财季净冲销率下降也令银行受益。

He said that the sewage from so much development would poison the local groundwater － and Chelmsford's wells, the town's drinking water.

他说，如此大规模的开发所排放的污水会污染地下水--还有切姆斯福的水井，即这个城市的饮用水。

Constructors will dig several wells in the Chile Pavilion to reflect on water surface realtime images of Chilian people's life through state-of-the-art technologies, Hernan Somerville, commissioner general for Chile's Expo exhibition, said during an inspection to the preparation of the Chile Pavilion.

"假设在中国打一眼无限深的井，穿越地心，井的那一头可能就是智利。"在中国2010年上海世界博览会园区工地，专程前来考察智利馆开工准备工作的智利政府总代表埃尔南·索莫维尔对新华社记者意味深长地说。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。