组合器

The packer assembly and skirt pile grippers were selected for thePinghu jacket due to offshore leveling and grouting requirements.

为了满足海上调平和灌浆的要求，东海平湖油气田平台导管架采用了液压卡桩器和封隔器组合件。

Collector Product Features: A endothermic polymer coating surface treatment, heat-absorbing rate of more efficient solar power the world's leading B Closed cycle heat exchange technology, allowing the system to the utilization of solar power to reach the maximum limit of Physics C elegant flat-plate collector, with the cabinet sub-body combination with your housing to integrate natural and harmonious, more secure appearance.

产品特点集热器：A 高分子吸热涂层表面处理，吸热率更为高效B 世界领先的太阳能闭合循环热交换技术，使系统太阳能利用率达到物理最高限C 优雅的平板式集热器，与箱体分体组合，与你的房屋自然和谐的地融为一体，更安全美观。

In this paper, a soft-switching technology scheme, which can be applied to vehicle-carried invertors, has been researched at the base of engineering practice .The principle and control strategies of soft-swiching are also discussed in detail. Furthermore, software and hardware components are discussed particularly by using shift phase control technology properly and the combination of DSP and IGBT.in result, the vehicle-carried invertors have the characteristics of small volume, light weight, high integration and high frequency.

本论文从实际应用的角度出发，研究适用于车载逆变器的软开关技术方案，详细分析了软开关技术的原理与控制策略，将移相控制技术合理利用和改进，用DSP与IGBT组合搭配，对逆变器的软件和硬件组成做细致的研究，使车载逆变器具有体积小、重量轻、集成度高和高频性能等优点。

The effect of micro-orifice spargers on power consumption,gas hold-up ε,oxygen mass transfer coefficient KLα and specific oxygen mass transfer coefficient of power input per volume Eo2 was specially investigated.

着重考察了微孔型分布器对同一组合桨的功耗、气含率ε、氧传质系数KLα以及比功耗传氧系数Eo2的影响，并与传统的环状气体分布器的结果进行了对比。

The dynamic model can not only help to improve the design of the impactor, but also help to determine its working properties and design the percussion drilling bottom hole assembly.

该动力学模型不仅可用于改进液动冲击器的设计，而且可用于优选液动冲击器的性能参数和冲击钻井钻具组合设计。

The invention is suitable for pipe shell type heat exchanger, better heat transfer effect can be achieved by adopting the arrangement method for heat transfer pipe according to the invention, and heat exchanger having different temperature difference of intake water and outtake water can be conveniently combined.

本发明适用于管壳式换热器，在换热装置中采用本发明的传热管的排列方法，可以达到较好的传热效果，而且可以方便地组合成不同进、出水温差的换热器。

The attitude control system is compared with a micro momentum-biased reaction wheel and three-axis magnetic-coil, to realize the followingfunctions:(1) after release from launcher, by B control law, this mode can damp the body rate down;(2) After that ADCS switches to the three-axis-stabilizing mode.

姿态控制子系统，以俯仰偏置动量轮组合三轴磁力矩器构成控制系统主体，实现初始入轨后的姿态角速率磁控阻尼，以及姿态的三轴稳定控制；分别对动量轮和三轴磁力矩器进行了参数设计。

In addition, the effect of the performance improvement and the influences on the flow filed due to the installation of flow-guide plate and the vortex generators and the change of outlet position will be investigated by executing a series of numerical simulation and comparison. Also, the optimum design parameters of the flow-guide plate, the vortex generators, and the outlet position will be found respectively.

接著对此集热器之循环水套，分别进行「变更出水口位置」、「加装导流板」以及在导流板上添加「涡流产生器」等一系列的改良设计与流场模拟分析比较，以找出最佳之设计参数组合。

Taking two wells of Caiyou Wuchang in Zhongyuan oil field , as examples ,H12-150 and H7-79, the paper applied the program to calculate rod load s and analyze buckling, what's more, it designed sinker bar with different diameter and corresponding sucker rod combination, finally couplings have being designed.

以中原油田采油五厂H12-150和H7-79两口井为实例，利用编制的程序进行杆柱载荷校核、屈曲分析，并设计不同尺寸的加重杆和相应的杆柱组合，以及设计扶正器和防脱器。

By analyzing the causes of the failure of bearing sealing in a certain device of screw conveyer ,the structure of packing box was improved and the combined packing was selected,and the nonleakage of the bearing sealing was attained.

分析螺旋输送器轴封失效原因，通过改造填料函结构，选择组合填料密封，实现了螺旋输送器轴封的无泄漏。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。