查询词典 three-way switch

Our main products are: microprocessor-based arc, harmonic elimination and PT counters, high-capacity three-phase modular overvoltage protectors, Intelligent Switchgear control devices (SC-8), current mutual inductance Secondary over-voltage protectors, large-capacity high-speed switching device, de-excitation of synchronous generator rotor Switchgear, composite over-voltage protectors, low-voltage modular overvoltage protectors ( SCB-400), high voltage current-limiting fuse combination switch cabinet, computer integrated protection device and other products.

公司主要产品有：微机型消弧、消谐及PT柜、高能容三相组合式过电压保护器、开关柜智能操控装置（SC-8）、电流互感器二次过电压保护器、大容量高速开关装置、同步发电机转子灭磁开关柜、复合式过电压保护器、低压组合式过电压保护器（SCB-400）、高压限流熔断器组合开关柜、微机综合保护装置等产品。

This text introduces the principles and functions of three-position disconnecting switch of 31.5 kV GIS in Liuliping substation, analyzes the secondary control mode of the device through the diagrams of logical relation and table of status, points out that the equipment safety operation is affected by incorrect design for adopting false status table and additional 4 illegal control modes to 4 normal control modes on switches.

沈世忠，黄东红摘要：本文介绍了六里坪变电所31.5 kV GIS三工位开关的原理和作用，并对该设备的二次控制方式运用逻辑关系图和状态表进行了分析，指出由于设计中采用了错误的状态表，运行中除了4种正常开关控制方式以外，增加了4种非法控制方式，影响了设备安全运行。

The authors present the features of on-line monitoring of oil-dissolved gas; in three aspects, i.e., the approach to collect gas, the detector and the monitored object, the on-line monitoring technology of oil-dissolved gas home and abroad, the developing trend of this technology and practical application examples are summarized in the hope of providing theoretical basis and reference for the implementation of on-line monitoring of oil-dissolved gas for transformer tap changing switch.

介绍油中溶解气体在线监测的特点，从取气法、检测器及监测对象三方面总结了国内外油中溶解气体在线监测技术的发展动向及应用实例，以期为日后实施变压器分接开关油中溶解气体的在线监测提供理论依据和参考。

Circumstance has meant that the person who we most often take for granted, the person who has to stand silently, unnoticed for three quarters of an hour before suddenly being expected to switch on lightning reflexes, has been shoved to the forefront of our attention, and with this newfound attention comes open criticism.

门将是球场上最容易被人遗忘的角色，在比赛的大部分时间里，他们都默默的站着，不被人注意。但对他们的关注也会突然的到来，这时，他们会被推上风口浪尖，人人都指望着他们以快如闪电的反应速度和敏捷的动作，力保球门不失。不幸的是，在被关注的同时，批评也会接踵而至。

If your browser supports alternate style sheet switching, you can even view this master file , and switch between the three different versions by alternating between style sheets.

如果您的浏览器支持候补样式表切换，你甚至可以认为这个主文件，并切换之间的三个不同的版本之间轮流样式表。

Qing Han, Dongguan City Electronic Co., Ltd.(located in Dongguan City HengLi town) official register was established in 2006, is a company specializing in the production and sale of electronic pin needle, I-pin-pin, cross pin-pin, T-shaped pin-pin, L-shaped pin-pin , U-shaped pin-pin, S-shaped pin-pin, V-shaped pin-pin, pin shaped needle, PCB board and the Quartet jumper pin needle manufacturers, materials have tinned copper clad steel, brass, copper, phosphor bronze alloys, expansion alloys etc. Materials have square, round, flat-type three categories, and in accordance with customer drawings and samples processing, Product length can be achieved between 1mm ~ 65mm; company from the start of the workshop small enterprises have become the current "Dongguan City Qing Han Electronics Co., Ltd."This is all the staff dedicated, hard working, the pursuit of the company that makes the growing scale of production, equipment increasing, making products that are widely used in connectors, transformers, transformers, reactors, inductors and electronic switch industry, and are subject to the broad masses of customers.

东莞市擎瀚电子有限公司正式注册成立于2006年，是一家专业生产及销售电子pin针、工字pin针、十字pin针、T形pin针、L形pin针、U形pin针、S形pin针、V形pin针、异形pin针、PCB板跳线及四方pin针的厂商，材质有镀锡铜包钢、黄铜、紫铜、磷青铜合金、膨胀合金等，材料有方型、圆型、扁型三大类，并可根据客户来图来样加工，产品长度可做到1mm~65mm之间；公司由开始的小型加工作坊企业成为现在的&东莞市擎瀚电子有限公司&这在于全体员工兢兢业业、努力不懈的追求，才使得公司生产规模日益壮大，设备不断增加，使得产品广泛用于连接器、变压器、互感器、电抗器、电感器及电子开关行业，并受到广大客户的一致好评。

Recent three rupture faults of isolating switch post insulator occurred in Hebei South Electric Power Network are introduced firstly, combined with the practice cases during operation,some methods of optimizing the operating scheme to reduce the insulator rupture risk are raised,in the end some proposals to deal with such problems are presented.

简要介绍了河北南部电网近期发生的3起隔离开关支柱绝缘子断裂事故，结合电网运行中实际操作案例提出了优化倒闸操作方案以降低隔离开关支柱绝缘子断裂危害的几种方法，并给出了应对此类问题的建议。

For accelerating the development in China, Invensys Controls has set up an APAC headquarters in Shanghai. At the same time, there are three wholly-owned subsidiaries under Invensys Controls: Ranco Changzhou, Invensys Controls Qingdao and Invensys Controls Weihai. They are the professional manufacturers for Air Condition Revising Valve, Temperature Controller for Refrigeration, Defrost Timer and Electronics Controller; Power Modulator for Kitchen; Electronical and Mechanical Controller for Cloth Washer and Dish Washer, Water Valve, Electronics Controller and Pressure Switch, etc.

为推动中国市场的发展，英维思控制系统将亚太区的总部设在上海，同时，控制系统中国区下属的三家独资企业：常州兰柯四通阀有限公司，英维思控制器有限公司和威海英维思控制器有限公司，分别专业化生产空调用四通阀；冰箱、冰柜用温控器、化霜定时器和电子控制器；厨具用能量调节器；洗衣机、洗碗机用机电程控器、水阀、电子控制器和压力开关等产品。

The controls consist of a mode select switch, auto-fail inoperative light, auto rate control, manual control, valve position indicator, landing altitude selector, three pressure gages: cabin rate, cabin altitude, and cabin differential, and a cabin altitude warning light.

控制装置由方式选择电门、自动失效不工作灯、自动速率控制装置、人工控制装置、活门位置指示器、着陆高度选择器、3个压力表、座舱速率、座舱高度和座舱压差，以及座舱高度警告灯组成。

The major products for the cable pressure, machine, cable-hot machine, cable dryer, cable tester comprehensive testing, AC-DC pressure tester, vacuum switch vacuum tester, DC high-voltage generators, fire-retardant heat-tape, such as Die Equipment and accessories, complete specifications, performance good, reasonable price and abide by the contract, implementation of Three Guarantees, the agency checked.

产品主要为电缆压号机、电缆热补机、电缆干燥机、电缆综合探伤测试仪、交直流耐压测试仪、真空开关真空度测试仪、直流高压发生器、阻燃热补胶带、模具等设备及其配件，规格齐全，性能良好，价格合理，信守合同，实行三包，代办托运。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。