开关

Operate through the control switch of the control board.

通过操纵台上的控制开关进行操作。

Secondly, the control circuit, the protect circuit of the power supply are analyzed and designed.

其次，对开关通信电源的控制电路进行了设计。

A control panel in the Front Desk can not only open the Main Gates but also disable the alarm mechanism.

前面桌上的控制开关不仅能够打开大门，而且还能够关闭警报系统。

To serve this purpose, the switch name " load limiter cut off " is mounted on the control desk in the control room.

为适应此目的，一开关名叫"负荷限制器切断"安装在集控室的控制台上。

With this new control element, a circuit could amplify, oscillate, and switch.

利用这种新的元件，电路能够实现放大、振荡和开关。

All lights of this building are under control of the key.

这幢大楼所有的灯都受这个开关的控制。

They consist of two switches and a control rod with two moveable collars.

它们包括两个开关和一个带两个活动轴环的操纵杆。

Combined with the latest development of modern technology of power electronics and digital signal processing, the power supply reseached in the thesis is based on DSP processor and IGBT-a high speed and large power convector. Its work frequency increases to 20kHz and its control is in full digital method.

本文结合现代电力电子技术以及数字信号处理技术的最新发展，采用数字信号处理器作为控制核心，高速大功率开关器件IGBT作为逆变器功率器件，将该除尘电源的工作频率提高到20kHz，并实现了对该电源的全数字化控制。

For aeronautical static converter then three-phase unbalanced load, made use of four-leg three-phase main circuit topology solution based on abc coordinates of the three-dimensional vector control, so that the switch to select the vector and duty more than a simple calculation, a significant reduction in the modulation of the complexity of the algorithm.

为解决航空静止变流器在不平衡负载情况下不能正常工作的问题，提出了三相四桥臂主电路拓扑解决方案，并采用基于abc 坐标系下的三维空间矢量调制，使开关矢量的选取和占空比的计算简单化，显著降低了调制算法的复杂性。

They consist of a coplanar wave-guide transmission line periodically loaded with 8 - 32 metal bridges, functioning as capacitive switches. Every switching element consists of a thin metallic membrane actuated by applied bias. Remarkable phase shifter performances were observed. 2 lAl0.96 Si0. 04 bridges MEMS Phase shifter reached to 372/3. 5mm under 20V bias at 35 GHz, the with an insertion loss (S21 of about 4 -7 dB...

该文介绍毫米波MEMS相移器的设计，研究低损耗衬底，Au，AlxSi1-x可动膜对下拉电压和传输损耗的影响，测试表明：21桥相位连续可调的分布式压控开关阵列一毫米波相移器在35GHz时，启动电压5V，20V时相移量达到372°/3.5 mm，并能在不同的控制电压下根据要求改变相移量。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。