第二个是可在数亿分之一秒的时间里实现数千伏电压的通断，这是一项前所未有的成就。
The second advance is a way of switching thousands of volts on and off in a few billionths of a second, a previously impossible feat.
在LED快速通断中，通过光源的变化比率进行可能的编码进行发送0和1。
It is possible to encode data in the light by varying the rate at which the LEDs flicker on and off to give different strings of 1s and 0s.
[color=#000000]第二个是可在数亿分之一秒的时间里实现数千伏电压的通断，这是一项前所未有的成就。
[font=Times New Roman][color=#000000]The second advance is a way of switching thousands of volts on and off in a few billionths of a second, a previously impossible feat.
本产品可替代其它复合开关和电容接触器，其优良性能必将成为未来通断控制产品的主流。
This product can replace other composite contactor switches and capacitors, and its excellent performance will become the future of on-off control of the mainstream products.
作为简单描述，提供给比例阀电磁铁的电流需要被调节，不象应用常规阀的时仅有开关通或断那样简单。
As described earlier, the electrical current to the solenoid of a proportional valve needs to be regulated and not just simply switched on or off as is the case with a conventional valve.
各种各样的装置都需要进行通断性检查，包括电缆成套件、印制板和连接器，以确保这些元件具有预期的连续通路。
Continuity checks are typically performed on a variety of devices, including cable assemblies, printed circuit boards, and connectors, to ensure these components have a continuous path where desired.
在设置通断性测试时，工程师必须规定电阻最大为多少时可认为装置是可用的。
When setting up a continuity test, the engineer must specify the maximum resistance at which the device is considered to be valid.
这两类数字信号分别为通断信号和脉冲序列信号。
The two digital signal types are the on-off signal and the pulse train signal.
电路导通器是一种简单的量测仪表，它只能检查电路的通断状况。
The circuit tester is a simple test instrument which only shows whether the circuit is intact or whether there is a break.
通过耦合电感间的换流与开关器件通断相位角的控制，使其输出超前电压的电流，以补偿电网中常见的感性无功。
It can delicer leading current with the current exchange in coupling reactor and the controlling of the switch on off phase angle in order to compensate lagging reactive power.
设计的凸轮控制器可实现对AC伺服电动机进行分段变速控制以及凸轮一周中的两通两断的控制功能。
The cam controller allows the AC servo motor to run at different speed for different angles, and to turn on and turn off twi.
采用直流开关电器与电力电子器件相结合方式，设计并实现了能够实现无弧通断的直流混合开关电器。
By linking the DC relay contactor with power electronic device, the DC hybrid switch apparatus without switching arcing was designed and accomplished.
可控制2路或3路电路的通断。
既然通断性测试往往涉及到多导线装置，因此利用一套开关系统将欧姆表自动连接到每根导线就非常有用。
Given that continuity testing often involves multi-conductor devices, a switch sys tem is useful to connect the ohmmeter to each conductor automatically.
其中控制压力的称为压力控制阀，控制流量的称为流量控制球阀，控制通﹑断和流向的称为方向控制球阀。
Wherein the control pressure is called pressure control valve to control the flow of known flow control valve to control flow through ﹑ called off and the direction control valve.
为了得到实际输出电压波形，根据开关器件通断时间的具体要求，提出了展宽开关角对的优化策略。
For obtaining practical output voltage waveform, the optimized strategy of widening a couple of switch angles is presented based on the specific requirement of on-off time of switching device.
负反转构造和断块型古潜山普遍存在于东营凹陷通王地区古生界之中。
Negative reversal structure and the fault - block type buried hills are very common in Palaeozoic group in Tongwang area of Dongying Sag.
还介绍了针对网络时通时断的可靠数据传输方法，并在实际中得到了应用。
Moreover, this paper introduces a reliable data transmitting method against the instable situation of the network, which has already gained practical application.
香农在1938年意识到该代数的形式和电子开关(这一类开关具有通-断两种状态)的功能的相似性。
Shannon, in 1938, recognized the parallels between this form of algebra and the functioning electrical switching systems, in that switches are two-state, on-and-off devices.
固态开关部件采用电力MOSFET做软开关，使得电路通断时，不会出现打火花的现象。
The solid state switch device uses power MOSFET as soft switch, so, the spark doesn't appear when the circuit turn on or turn off.
利用反射式光电开关的电路的通断来控制报警电路，有灵敏度高、隐蔽性好的特点。
The paper provides us with the idea of using photoelectricity reflective on-off switch to control alarm circuit with the characteristics of high sensitivity and favourable concealment.
本实用新型公开了一种能够显示通断状态的拉线开关。
The utility model discloses a bracing wire switch which can display on-off state.
排泥阀产品由液压缸和角式截止阀组合而成，液压缸内动力带动瓣升降，使阀体通道开或闭，以达到流体通断。
Mud valves and Angle by the hydraulic cylinder type combination valve, hydraulic power drive cylinder valve lift, the valve open or closed channel, in order to achieve the fluid off.
仪器具有整机功耗低、能同时通断多路大负载的特点。
The device has not only small energy losing, but also opening or closing multiple road loads at same time.
微型电磁阀可快速控制水流的通断。
A miniature electromagnetic valve is also used to control the flow-off.
对于频繁通断的负载，应该选用晶闸管输出或晶体管输出，它们属于无触点元件。
For frequent load-off should be selected output or thyristor output transistors, which are non-contact component.
仪表设上、下限二位开关型接点装置，在压力达到设定值时发出信号或通断控制电路，供作业系统自动控制或发讯用。
Instruments based on the lower limit of two switch-contact device, the pressure to set a signal or when the value of on-off control circuit for the operating system's automatic control or the use.
测试控制程序逐一向相关端口线芯加电，并判断通断或绝缘，直至结束。
The test control programmer imposed the test signals to judge the on-of or isolation till the end of programmer.
脉冲电解可以调解电流密度、 电流的通断时间、脉冲频率等多个参数，为控制金属沉积层的质量和沉积速度提供了有力的手段。
Many parameters, such as current density, time on and off, pulse frequence, can be interceded in pulse electrolysis. This offers a powerful means to control quality of layer and aggradation speed.
脉冲电解可以调解电流密度、 电流的通断时间、脉冲频率等多个参数，为控制金属沉积层的质量和沉积速度提供了有力的手段。
Many parameters, such as current density, time on and off, pulse frequence, can be interceded in pulse electrolysis. This offers a powerful means to control quality of layer and aggradation speed.
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