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This constant voltage system key lies in the control system the design, and switch transistor choice and application.

该稳压系统的关键在于控制系统的设计，及开关晶体管的选择及应用。

In this thesis a new design of the tunable spring constant MEMS switch is also presented.

本论文亦针对微型开关提出一种可变弹性系数的微型开关设计。

The left side of the fuselage of the power switch with built-MIC, at the top of the built-130W-pixel camera, it is worth mentioning is that when the camera is in working condition, the right side of the blue indicator light will turn on.

机身的电源开关左侧有内置MIC，顶部内置130W像素的摄像头，值得一提的是，当摄像头处于工作状态时，右侧蓝色的指示灯就会亮起。

Turnout in China's market leader, is the largest of China's output of one switch manufacturers.

公司在我国道岔市场处于领先地位，是我国产量最大的道岔制造商之一。

Products: The main application of two-way switch cord in metallurgy, electric power, coal and rock, mining and chemical industries such as transportation systems, conveyor automation and control is an indispensable component of the sensor, the product is a tape transport at the scene of emergency shutdown the protection device.

产品介绍：双向拉绳开关主要应用在冶金、电力、煤岩、矿山及化工等行业的输送系统中，是输送机自动化控制不可缺少的传感元件，本产品是一种胶带运输机现场紧急事故停机的保护装置。

In order to control the AC with the chopping method, MOSFET is used to design a pair of two-way electronic switch and an AC Buck-Boost circuit is formed.

采用MOSFET构成一对双向导电型电力电子开关，对交流电进行斩波控制，形成交流Buck-Boost电路。

Buck and Boost topology switching power conversion circuits as the core of this system, ultra low power MSP430F1222 microcontroller-based controller, microcontroller produced by the PWM pulse width modulation signals, respectively, two-way control switch voltage conversion circuit the turn-on and turn-off in order to achieve the above two kinds of topology switching power conversion circuit, and then to draw power from the flow of electrical energy has been filled into the rechargeable battery, and using microcontroller A / D input voltage implementation of the monitoring, according to the input voltage switching buck - circuit at a lower cost to achieve a highly efficient energy transfer, and the circuit is simple, the parameter to determine easy, self-low power consumption,to achieve full-featured.

本系统以Buck降压和Boost升压拓扑结构开关电源变换电路为核心，以超低功耗单片机MSP430F1222为主控器，由单片机产生PWM脉宽调制信号，分别控制两路电压变换电路中开关管的导通与关断从而实现以上两种拓扑结构开关电源变换电路，进而从一直流电源中吸取电能充入可充电电池，并利用单片机A/D对输入电压实施监测，根据输入电压切换升降压电路，以较低的成本实现了高效率的电能转移，并且电路简单、参数确定容易，自身功耗低，实现功能完整。

Controller appliance has air conditioners, refrigerators, water heaters, ice machines, drinking fountains and many other micro-computer controller; Li-ion battery miner's lamp controller has large batteries, LED lights constant current discharge protection, LED lights have the main, two-way switch function deputy brightness high, condenser, and product technology in the leading domestic level; industrial control equipment have for wave soldering, reflow, such as electronic sensing equipment such as thermometer, high-precision and stable performance for your products and equipment escort; direct digital controller to follow the LonTalk protocol LonWorks node.

家电控制器有空调，冰箱，热水器，制冰机，饮水机等多种微电脑控制器；矿灯控制器具有锂电池大电池充电，LED灯恒流放电保护， LED灯有主，副两路切换功能，亮度高，聚光好，产品技术处于国内领先水平；工控配套设备有用于波峰焊、回流焊等设备的电子传感测温仪器等，高精度及稳定的性能将为您的产品和设备保驾护航；直接数字控制器为遵循LonTalk协议的LonWorks节点。

Type, switch page, use email, learn in those days.

打字、切换页面、使用电子邮箱等，都是那时学的。

A CMOS switch which can work in ultra low power supply is designed.

设计一种能够工作在超低电源电压下的CMOS开关。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。