泵

The thesis studys the equivalent exponential distribution best lower confidence limit estimation method and Bayes-Weibull model method.

论文基于循环泵的寿命数据，运用等效指数分布最优置信下限估计方法和Bayes-weibull模型方法评估循环泵的可靠性。

By employ those techniques,the energy thresholds for conformational isomerization in a given reactant-product conformer pair(e.g.tryptamine) are directly determined.

文中还简要介绍了一种新的应用于构象异构动力学研究的光谱方法，即激励辐射泵浦-注孔和激励辐射泵浦-布居转移。

Yichang Pump works was founded in 1958 . It's the major pumps manufacturer for the Machine Bureau of State Economic and Trade commission and China Coal Industry Company and China Petroleum and Chemical company. Also it's the member of China Currency Machine Confraternity, an important membership of the China Pumps Association.

宜昌三峡泵业制造有限公司始建于1958年，是国家经贸委机械局、中煤总公司、中国石化总公司定点生产水泵的专业厂家，也是中国通用机械协会成员单位、中国泵行业协会重点骨干企业、中国泵联网络成员厂。

But the working condition of the screw pump is so rigorous that the ordinary rubber could not fulfill the requirement of the terrible working condition such as high temperature,high pressure,long working hours,corrodent,seasonal stress and so on.

但采油螺杆泵工作条件十分苛刻，如高温、高压、工作时间长、磨蚀性介质、周期性挤压力等等，传统的定子橡胶已临近其性能极限。本文主要讨论纳米CaCO3和PVC树脂对丁腈橡胶的改性效果，综合提高丁腈橡胶的强度、耐油、耐磨等性能，通过改性使得丁腈橡胶能够满足采油螺杆泵定子材料的性能要求。

The main content of the is selecting programme, the design of the speed reducer, the selection of structure of the pump selection, the design of the pump body,and the design of the connecting rod, the design of the crosshead.

设计的内容主要有方案的选定，减速器的设计，泵的结构形式的选择，泵体的设计，曲柄连杆机构的设计，十字头的设计。

In this article the author detail study the working process of the cryogenics pump and introduce how to application of the pump, include the clearly process how to do trouble shooting on the product.

本文系统地研究了低温泵的工作过程，详细地总结了低温泵的在使用过程中应注意的问题与解决方案。

Piercement of drilling pump cold cyclinder is a serious problem existed in field application.Piercement is caused by cavitation erosion.

钻井泵冷缸刺漏是钻井泵在现场使用中存在的一个较严重的问题。

On the basis of introduction of an epicycloid parameter,δ,an equation is derived for cycloid and its screw surface in screw pump.

本文在引入外摆参量δ的基础上建立了螺杆泵摆线和摆线螺面的方程，并通过对δ的研究，提出了螺杆泵的部分设计理论。

The Company are the production and sale of concrete pump, pump fittings Professional manufacturer, has 31 major products, in conjunction, Chutian various brands and specifications of the concrete cylinder, master cylinder, swing cylinder, gate valves, etc..

本公司是生产和销售混凝土输送泵、泵车配件专业厂家，主要产品有三一、中联、楚天等各种品牌和规格的砼缸、主油缸、摆动油缸、闸板阀等。

Unlike the construction of traditional diaphragm piston pumps, each of the pump heads is provided with a special FELUWA pulsation dampener.

与传统的隔膜活塞泵的结构不同的是，每一个泵头都装有一个特殊的 FELUWA 脉冲缓冲

And discuss some key point of integrated management system design, include hazard identification and risk assessment and risk control in the occupational health and safety management, the measure of satisfaction target of customer, the flawlessness of law system, the integration of the integrated management system and enterprise standardization system, unify lead institution and work orgnization, integreted internal audit and integrated management review.

同时，论述了一体化管理体系构建中的几个主要问题，包括职业健康安全管理中的危险源辨识、风险评价和风险控制、顾客满意度的科学监测、法律、法规体系的完善、一体化管理体系与企业标准化体系的有机结合、统一的领导机构和工作机构、一体化的内部审核和管理评审。

Deepwater Taranaki is investigated for its petroleum potential, using all available seismic data tied to shallow-water wells.

运用与浅水井相关的现有全部震波探测数据考察了深海区塔拉纳基盆地的油藏前景。