study and discussion on the classification of circulation loss zone effectiveness of tm lubricating grease in thief zone drilling

researches on the simulation method of fluid-solid coupling during the formation and evolution of thief zone

大孔道形成与演化的流固耦合数值模拟方法研究

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leak resistance techniques of thief zone cementing in domestic oil and gas fields

国内油气田漏失性地层固井防漏技术研究

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the core of physical plugging while drilling technology is to make use of the hydraulic power of the lateral fluid jet to quickly form a thin high-strength artificial wellbore at the thief zone.

基于物理法进行随钻防漏堵漏，其技术核心是利用侧向射流的水力能量在漏失层快速形成薄而高强度的“人造井壁”。

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effectiveness of tm lubricating grease in thief zone drilling

TM润滑脂在漏失层中的钻进效果

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and he took a thermos out of his bag and held it up.

他从包里取出一个热水瓶，并把它举起来。

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a three dimensional finite difference electric thermos model for resistance spot welding nugget process of dissimilar materials is introduced.

以异质材料低碳钢与纯镍电阻点焊为例建立了电阻点焊熔核形成过程的电热耦合有限差分模型。

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novel mathematical model of bearingless switched reluctance motors with two-phase excitation

新型无轴承开关磁阻电机双相导通数学模型

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based on the fea model, an optimized control strategy is proposed to improve the performance of the srm under two-phase excitation.

最后，根据FEA的结果，提出了一种优化的控制策略来提高这种SRM的性能。

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this paper provides an analysis of a switched reluctance motor (srm) under two-phase excitation.

该文主要分析了一种两相同时励磁的开关磁阻电机（SRM）的静态特性。

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each higher people's court may designate some grassroot courts to exercise jurisdiction over copyright-related civil disputes in the first instance.

各高级人民法院根据本辖区的实际情况，可以确定若干基层人民法院管辖第一审著作权民事纠纷案件。

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in 1994, state-owned commercial banks began to exercise management over the liability rate on assets, which helped enhance their ability of self-restriction.

国有商业银行从1994年开始实行资产负债比例管理，自我约束能力提高了。

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city design can serve as an operation instrument through the control ele-ment and control guideline peculiar to city design so as to exercise control over development.

通过城市设计特有的控制要素和控制导则，城市设计可作为操作手段，实现对项目开发的控制。

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transnational civil and commercial jurisdiction means that a court has the qualification to exercise jurisdiction over the foreign related civil and commercial cases.

跨国民商事管辖权，是指一国法院对特定的涉外民商事案件行使审判权的资格。

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g20 governments have continued to exercise restraint over the imposition of new trade restrictions, the wto concluded.

该组织得出结论称：G20国家政府在实施新的贸易限制措施方面继续表现出克制。

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i think the key to our success in working together is that neither one of us tries to exercise authority over the other.

我认为我们合作成功的关键就是我俩都没有想要控制对方。

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the control and inspection authorities above the county level may exercise control over and carry out inspection of acts of unfair competition.

县级以上监督检查部门对不正当竞争行为，可以进行监督检查。

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implemented with b/ s model, oracle database and linux operation system, administrators can exercise control over network resource based on web.

采用B/S模式、Oracle数据库和Linux操作系统，使管理人员通过Web实现对网络资源的管理。

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aerobic means, literally," with oxygen," and refers to moderate exercise sustained over a period of time.

有氧，字面上的意思即“有氧气的”，指的是可持续一段时间的适度的运动。

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china was the first to discover, develop, exploit and exercise jurisdiction over the xisha islands.

中国最早发现、最早开发经营、最早管辖西沙群岛。

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hoping to get employees moving, the company pumps out exercise music over the loudspeaker twice a day.

该公司希望促使员工动起来，所以每天都会用扩音器播放两次运动音乐。

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