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These topologies, combining advantages of single switch and dual switch forward DC/DC converters, are obtained by applying several classical reset schemes to dual switch forward DC/DC converter.

这一系列变换电路是将单管正激变换电路的几种典型的复位方式应用到双管正激变换电路中得到的。

It is controlled by singlechip together with voltage sensor, current sensor, temperature sensor and data-processing software to collect voltage, current, temperature, state of switch. At the same time, it performs control operation such as close switch, open switch, reset. In order to cut down checking period,a tributary station structure with double singlechips is designed. It is connected between computer and intelligent collector.

为了缩短地面计算机依次巡测所有智能采集器的时间，设计了双单片机结构的变电所分站，变电所分站在计算机和智能采集器之间，用一片双口RAM进行数据暂存和缓冲，可以实现双向通信，在整个系统结构中起着承上启下的作用，从而提高系统的整体性能，此外，分站还能脱离主机独立工作。

In high-voltage var compensation field, when switching the capacitor banks by mechanical switch, it is easy to bound when it closes and to restrike when it opens, and the mechanical switch can not be switched frequently. When switching the capacitor banks by electronic switch in series, it needs dynamic and static voltage sharing circuit and synchronous triggering circuit. It leads to complex structure and high cost.

为解决当前高压无功补偿领域采用常规机械开关投切电容器组开关合闸时触点弹跳产生过电压，分闸时易重燃及不可频繁操作，而采用串联固态电子开关需要相应的动、静态均压及同步触发电路导致系统结构复杂且成本较高的问题，提出一种基于新型高压投切开关的高压动态无功补偿装置。

RUIAN Dongtian car parts factory industry RUIAN Dongtian car industry Auto Parts Factory in China combined are - Ruian City, Zhejiang Province, was founded in 1983, is located on the southeast coast of Zhejiang Province, west of 104 State Road, north gold Wen Railway and Wenzhou airport, excellent geographical location, transportation convenient, fast, is a company specializing in the production of oil pressure gauge sensor, water temperature table sensors, temperature switches, oil pressure switch, brake light switch, reversing lamp switch, stepper motor, idle speed motors and other electrical products exports backbone enterprises.

瑞安市东田车业部件厂位于中国汽摩配之都--浙江省瑞安市，创建于1983年，地处浙江省东南沿海，西靠104国道，北接金温铁路与温州飞机场，地理环境优越，交通方便、快捷，是一家专业生产机油压力表传感器、水温表传感器、温控开关、油压开关、刹车灯开关，倒车灯开关，步进电机，怠速马达等其它电器产品系列出口的骨干企业。

Form A" refers to a single-pole, normally-open switch."Form B" indicates a single-throw, normally-closed switch, and "Form C indicates a single-pole, double-throw switch.

A型式"是指单刀常开开关；"B型式"表示单掷常闭开关；"C型式表示单刀双掷开关。

The use of switch boxes print sometimes may appear garbled print phenomenon, the replacement of quality assurance not to use the switch box or switch box to print

使用开关盒打印有时也可能会出现打印乱码现象，更换质量有保证的开关盒或不要使用开关盒进行打印

5 The requirement in 22.4 applies to a switch in the "off" position or any other setting in which the element is not heated, and also to a through-cord switch or a plug in which a switch is incorporated.

22.5在22.4中的要求应用到开关的"OFF"档位或其它不加热的文件位，及通线开关或开关插头。

If the equipment moves right and touching EAST switch couldn't stop the equipment, while touching WEST switch could, immediately stop operating the equipment and exchange the two stroke switch plug and resume the test

如果向 EAST 时，碰 EAST 的不停，而碰 EAST 的停止，立即停止运行设备，将配电箱上两个行程开关的插头调换，重新试验。

In order to realize the compatible communications system between digital TETRA and analogy MPT1327. Communications protocol between digital radio and control center is defined. Emergency call software flow for TETRA and MPT module is designed, and also state information sending and receiving for TETRA and MPT module is designed in this communication system. By comparing several solutions, switch methods between analogy TETRA communications and digital TETRA communications are designed including manual-switch and soft-switch. In the article, coding module of receiving and sending equipments in TATT analogy TETRA communications is described, so that it can be compatible with NOKIA network equipments and it also can improve the availability rate of the trunk system. In order to realize the integration of digital TETRA communication and analogy MPT1327 communications, double- frequency antenna system is researched.

通过几种车载电台解决方案比较，设计了相应的模拟集群通信系统与数字集群通信系统的切换方法，其中包括人工切换和软切换，实现了模拟与数字集群兼容的一体化移动列车调度电台解决方案；为了实现数字集群通信系统与模拟集群通信系统以及NOKIA与TAIT模拟集群通信系统之间的相互兼容，设计了新的数字车载电台与控制中心之间的通信协议；系统设计了用于数字集群通信模块的紧急呼叫通讯流程，以及设计了用于模拟集群通信模块状态信息发送与接收流程，以满足列车无线调度的运营要求；论文还论述了对TAIT模拟集群收发设备编码模块的改造，使之能与NOKIA的集群设备相兼容，提高了集群设备的利用率，为在NOKIA模拟集群通讯模块停产后寻找了一种可替代的兼容解决方案；为了实现数字集群通信系统与模拟集群通信系统设备的综合，论文还探讨了本工作所需专用的双频段的天线系统。

Now the product has three major series (one-way switch, two-way switch, and four-way switch), 16 varieties in all.

目前该产品有三大系列（单路开关、双路开关、四路开关）十六个品种。

We got alerted a couple of times while we were down south that HETs were on the way to bring us back up north because things were going to go hot again, but it was just rumors.

南下的途中我们不只一次得到警告说重型装备运输车将拉着我们重新北上，因为局势正在变得重新紧张起来，但这只是谣传。

It's the one where they find the ghost in the salt mine.

这一集是演他们在盐矿找到鬼