特高压

Key support for large-scale iron and steel enterprise development, a conditional one million kilowatts thermal power and nuclear power with the special plate and high-pressure boiler tubes, 25 million KVA and above transformers with high magnetic induction low iron loss oriented silicon steel, high-grade tool and die steel and other key species.

重点支持有条件的大型钢铁企业发展百万千瓦火电及核电用特厚板和高压锅炉管、25万千伏安以上变压器用高磁感低铁损取向硅钢、高档工模具钢等关键品种。

AIM: To investigate the influence of Rebamipide on the expression of leptin in gastric mucosa with portal hypertensive gastropathy, and to evaluate its role in the prevention of gastric mucosal injury.

目的： 观察瑞巴派特对门脉高压性胃病胃黏膜中瘦素表达的影响，评价其对门脉高压性胃病的胃黏膜保护作用。

My agent is currently the main product has: Japan Yuken of the vane pump, variable piston pumps, proportional valves, direction valves Switzerland Wandfluh Various proportional valve, direction valves, Cartridge Valves, micro - valves, special purpose valves Taiwan DINGZING of high-quality polyurethane oil seal, dust-laden Sweden CEJN vibration-resistant pressure gauges, various Express connectors, UHP Products USA PARKER of hose , joints, pipe, card sets of joints and seals Italian CARCO the large, heavy-duty hydraulic and rotary seal (size 10 ~ 2000mm) Italian Walvoil multi-way valves and control components Italian Marzocchi high-pressure gear pump and high pressure gear motors Italian intermot motors JAPAN Sumitomo QT Internal Gear Pump, Pressure Switch JAPAN ACT Italian combination of letters POLYPAC rubber, covered with dust, Georgia to circle Sri Lanka special closure, wearable ring Japan NOK sealed polyurethane high temperature oil seal, seal ERIS Netherlands, Germany COG various O-ring on the Japanese Osaka Hydraulic Sealing Products Germany B + S: DAS, DSM portfolio of sealing, a variety of high-pressure sealing rubber cloth Italian ATS: cell to circle sturt closure,dust ring, rotated grid to love circle Shenzhen Lihua Industrial Co., Ltd. Chongqing Office has officially set up to welcome friends from all walks of life call consultative letter.

我公司目前代理的主要产品有：◆日本Yuken的叶片泵、变量柱塞泵、比例阀、方向阀◆瑞士Wandfluh各种比例阀、方向阀、插装阀、微型阀、特殊用途阀◆台湾DINGZING的高品质聚氨脂油封，尘封◆瑞典CEJN的耐振压力表、各种快速接头、超高压产品◆美国PARKER的胶管、接头、钢管、卡套接头及密封件◆意大利CARCO的大型、重载液压及旋转密封（尺寸 10～2000mm）◆意大利Walvoil多路阀及控制元件◆意大利Marzocchi高压齿轮泵和高压齿轮马达◆意大利intermot马达◆日本SumitomoQT内啮合齿轮泵，日本ACT压力开关◆意大利POLYPAC橡胶组合封、尘封、格来圈、斯特封、耐磨环◆日本NOK密封、耐高温聚氨脂油封，荷兰ERIS骨架油封，德国COG各种O型圈◆日本坂上液压密封产品◆德国B+S：DAS、DSM组合密封、各种夹布橡胶高压密封◆意大利ATS：格来圈、斯特封、特康防尘圈、旋转格来圈深圳爱力华实业有限公司重庆办事处已正式成立，欢迎各界朋友们来电来函咨询。

The theoretical limitation of energy absorption density of a ZnO varistor is 517 J/cm3,and the related theoretical limitation of its voltage gradient is 686 V/mm.

笔者通过理论分析与计算得出，特高压避雷器适用ZnO阀片的方波能量吸收密度理论极限值为517 J/cm3，对应的电压梯度理论极限值为686 V/mm。

The main research aim and direction of transmission tower is to achieve its safety and economics.

特高压电网的建设、输电新技术的推广应用给输电线路杆塔的研究提出许多新的课题，安全可靠、经济合理是杆塔结构研究的主要目标和方向。

At the same time, as the voltage rating turn into UHV level, electromagnetic environment has become the critical factor which determines the power tran smission line's structure and the constructing cost.

同时，电压等级发展到了特高压阶段，电磁环境已经成为决定输电线路结构、影响建设费用等的重要因素。

The main contributions of the paper are as follows:(1) The paper expounds the characteristics of power transmission of EHV and UHV six-phase transmission lines. Researching results show that six-phase can utilize the overhead transmission right-of-way efficiently, and improve the density of power transmission. At the same time, the electric field on surface of conductor, the power frequency electric-magnetic field at ground level can be controlled within the range of permission for six-phase transmission lines.

本文对六相输电线路的功率传输特性和几种继电保护原理进行了深入的研究和分析，取得如下成果：(1)详细分析和研究了六相输电线路在超高压和特高压两个电压等级上的功率传输特性，研究结果表明，六相输电线路能够最大程度地利用线路的走廊空间，明显提高系统的功率传输密度，并且线路的表面电场强度，以及线路下方的工频电场和磁场强度完全可以控制在规定允许的范围内。

Based on the transmission line model with distribution parameters, a newcompensation algorithm was proposed in this paper.

通过对我国正在建设和未来更长的1000kV特高压输电线的仿真研究，证明了这一方法的正确性。

Research and Application of the Key Technologies of UHV AC Transmission Line.

交流特高压输电线路关键技术的研究及应用。

Through the investigation of UHV transmission lines and collection of related meteorological data as well as the statistics on nation-wide severe transmission line failures caused by ice-coating, it is discovered that the ice-coating phenomena mostly happen in Central China and Southwest China in January; the altitude, micrometeorology and micrometeorology greatly impact the ice-coating.

通过对特高压输电线路的覆冰情况进行调研，收集相关气象资料以及对近年来全国输电线路发生的重大覆冰事故进行统计分析，发现覆冰多发生在华中和西南地区；主要集中在一月份；海拔高度、微地形、微气象对覆冰的影响较大。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。