压出

The research mainly focuses upon the unique deformation mechanism, forming method, quality control and parameter optimization, and the key technologies in Finite Element Analysis for the 3D Non-Axisymmetric thin-walled tube spinning. A CNC spinning equipment for the 3D Non-Axisymmetric thin-walled tube has been designed and manufactured based on the experimental investigation of the forming method.

着重研究变形机理、成形方法、质量控制及优化成形工艺参数，解决三维非轴对称零件旋压成形过程数值模拟关键技术；通过对成形工艺方法的试验研究，研制出能够旋压成形三维非轴对称薄壁空心零件的工艺装备。

A practical die structure and the process for die casting squirrel cage rotor are presented.

给出了压铸鼠笼转子的实用模具结构和压铸工艺，论述了模具的设计要点。

Methods Sibling pigs were used, and the right liver lobe of the donor pig was transplanted into right subhepatic space of the recipient to establish the model of heterotopic partial liver transplantation. Hemodynamic monitoring was carried out by catheterizing from right superficial cervical vein to measure heart rate, mean arterial pressure, central vein pressure, pulmonary arterial wedge pressure, mean pulmonary arterial pressure and cardiac output.

采用同窝猪建立右肝下异位部分肝移植模型，从右颈浅静脉切开插管，监测心率、平均动脉压、中心静脉压、肺动脉楔压、心排出量、平均肺动脉压等血液动力学指标，观察异位部分肝移植术中血液动力学变化规律。

The Liapunoff oscillation stability theory is used to investigate the stable cross section of surge chamber in hydropower stations working in electric system.The method for determination of stable section is proposed for chamber design.

本文利用Liapunoff运动稳定性理论对并网运行的水电站调压室大波动所需的稳定断面进行了探讨，给出了确定调压室稳定断面的一般方法，为实际工程设计提供了理论依据。

This utility model disclosed a dust removal equipment, environmental protection, their characteristics is that, including filters, dust collection equipment and negative pressure ventilation machines, referred to the vertical filter settings are arranged in descending sequence multi-aperture filter, its Set large aperture filters connected at one end of inlet pipe, set a small aperture at one end of filters connected through the vacuum exhaust fan out of the wind pipe, dust collection equipment installed in the bottom of each layer filters.

本实用新型公开了一种环保除尘设备，其特征在于，包括过滤器、集尘装置和负压抽风机，所述过滤器内垂直设置有多层孔径依次从大到小排列的过滤网，其设置有大孔径过滤网的一端连接进风管，设置有小孔径过滤网的一端通过负压抽风机连接出风管，集尘装置设置在每层过滤网的下端。

Comparison of the measured and simulated step response verified that this method is an excellent one and can be used for computer aided design of impulse voltage measuring system with resistance divider.

比较利用EMTP对该系统的阶跃波响应的仿真与测量结果表明，这种方法可较准确地仿真分压器系统的阶跃波响应和某些参数，并给出电阻分压器系统某些部件的优化设计方案

A new AC voltage stabilizer with over voltage and under voltage protection was designed.

针对目前国内外稳压器现状及存在的问题，设计出一种采用先进电子元件、具有过压和欠压保护功能新型交流稳压器。

In order to cope with the water channeling in some oil wells, the water blocking process of bridge plug cementing is studied and applied in 5 wells close to be rejected.

但选井时要求压裂层段距边底水有一定的距离，并有较好的隔挡层，否则压裂时裂缝如果延伸至下部水层，则会造成油井大量出水。

The use of cheap raw materials, simple processes and simple equipment, while in the legal system for a Zirconia-based ceramic materials of valuable hardware, through the precursor decomposition by zirconium oxide ceramic micro base, and on this basis, the use of dry-pressed shaped and without pressure sinter prepared for the implications for sinter explore sintering processes.

本文使用价格低廉的原料、简单的工艺和简易的设备，固相法制备出氧化锆基陶瓷粉体的前驱体，通过前驱体分解得到氧化锆基陶瓷粉体，并在此基础上，利用干压成型和无压烧结对所制备的粉体进行烧结，探讨烧结工艺。

At first, the author clarifies the enterprise status which also is the status of the ordinary followers of Magnesium Ingot, the competitive participants of Magnesium Alloy, and the new comers of Magnesium Die-casting in the market through the analysis of the macro-circumstance, the current profession circumstance, the enterprise situation, the national and international magnesium markets, the enterprise objective market as well as the opponents, Secondly, the author draws the annalistic conclusions of the inner strategic conditions that the inner circumstance of Magnesium Ingot, Magnesium Alloy, the Magnesium Die-casting and the Reduction Can is in comparatively disadvantageous, advantageous, extremely advantageous and comparatively advantageous status respectively, Also, the author identifies the market orientation of the enterprise products based on the detailed market classification as well as the prediction of demand supply of the purpose, consuming areas and the varieties of Magnesium products.

首先，通过对企业所处的宏观环境、行业现状、企业状况，对国际、国内镁市场、企业目标市场和竞争对手的分析，明确了企业在市场中的地位，即镁锭的一般追随者、镁合金的竞争参与者、镁压铸件的新进入者的地位。运用产业结构分析理论、盈亏平衡分析技术、BCG矩阵进行分析，找出企业自身的优势和劣势，得出了内部战略条件的分析结果，即镁锭、镁合金、镁压铸件、还原罐的内部环境分别处于较为不利、有利、极为有利、较为有利的境地。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。