下作的例句大全

The State shall take special protective measures for miners working in underground coal mines.

　　国家对煤矿井下作业的职工采取特殊保护措施.

Application of Spring Theory to Mechanics Analysis of Downhole Pipe String

弹簧理论在井下作业管柱力学分析中的应用

Tool electrode driven by piezoelectric actuator makes concertina movement each pulse discharge, achieving micro-feeding.

每次脉冲放电，工具电极都在压电致动器的驱动下作伸缩运动，从而实现微进给。

Comparatively, grows as the Nokia core business's handset service out.

相比之下, 作为诺基亚核心业务的手机业务则增长疲软.

Practice and Reflections on Comprehensive Improvement of Quality Management for Down-hole Operation System

全面提高井下作业系统质量管理水平的实践与思考

They can be positioned anywhere on the window, as well.

但它们在默认状态下作为画图主窗口的一部分出现, 并且也能放在窗口的任何位置.

Furthermore, take YDB company for example and make use of ABO& EVA integration system. At the same time take ZW Company as the subject, make use of improvement method of activity cost under constraint conditions, simulate living examples and result in truthful cost information.

以YDB公司为例，对ABC&EVA整合系统进行了运用，同时，以ZW公司为研究对象，利用约束条件下作业成本法的改进方法，进行了实例模拟，得出了符合实际的成本信息。

Indians used to scalp their enemies as a mark of victory.

印第安人过去常把他们的敌人的头皮剥下作为胜利的象征.

According to the practical requirement, a tubing length measuring device is developed.

根据油田井下作业的实际需要, 研制了一种油管长度在线连续测量仪.

Maintain permanent fleet cryptologic and carry-on direct support systems required in special land, sea surface and subsurface operations.

维持特殊的陆地、面和水下作业所需要的常设舰队密码逻辑与舰载直接支援系统。

Lack of world wide availability of formal training programs for underwater operations.

缺乏在世界范围内通用的水下作业培训大纲.

A promise made under compulsion is of no force.

在强迫下作出的承诺是没有约束力的.

Leave big inner diameter in borehole and it is easy to run in workover tools for downhole operation. Casing impairment leads to loss of pressure integrity, pinching of production tubing, even an inability to lower workover tools.

膨胀管坐挂膨胀后留在井筒内的内径大，便于下入修井工具及井下作业。套管损坏会导致压力完整性破坏、生产油管磨损，甚至无法下入修井工具。

Roof caving is one of the most serious engineering disasters in underground mining activities of metal mines. It not only delays the progress of production, but also threats against underground workers.

顶板垮落是金属矿山地下开采中严重的工程灾害之一，它不仅影响采矿进度，同时也对井下作业人员生命安全构成威胁。

On the Improvement of HSE Management in Down-hole Operation System of Changqing Oilfield

长庆井下作业系统HSE管理存在问题及下步管理方向

And it has certain restrictive effect on diarrhea of mice due to rhubarb.

对小鼠灌肠生大黄的泻下作用,有一定的抑制作用.

Developing external markets in downhole service requires well workover operators'higher quality.

井下作业外部市场的开拓,对修井作业员工的素质提出了较高的要求.

In the end, a finite elements analysis is conducted in the condition of the arresting hook with the maximum axial force.

最后对拦阻钩在最大轴向作用力下作了有限元分析。

At last, the characteristics of second-degree price discrimination in monopoly market and oligarchic market were compared, we got two results: 1. The comparison under linear demand functions;

最后，对垄断市场与寡头市场二度价格歧视的特点作了比较。其结果有二：第一，在线性需求函数条件下作了比较；

He against the police officer under the aegis the law.

他在法律保护下,作证指控那名警官.