查询词典 oscillatory circuit

FIG. 7 is a timing chart showing a correlation between an operation timing of a receiver circuit and an operation timing of the PLL circuit in connection with the behavior of the frequency convergence of the PLL circuit.

图。 7是一个时序图呈现出相关关系的一项行动的时间，一个接收电路和一项行动的时机锁相回路涉嫌与行为的频率衔接的锁相环电路。

Exception: When the last receptacle or cord connector in a circuit protected by branch-circuit overcurrent protection rated 20 amperes is provided with a 15-ampere blade or pin configuration, the next to the last receptacle or cord connector is also to be loaded as required to result in a total circuit current of 20 amperes.

例外：当电路中的终端插座或导线连接器有分支过电流(20安培)保护时会有一个15安培的刀刃或针的配置。邻近终端插座或导线连接器也按要求负荷，最终的总电流为20安培。

Current limiting circuit breaker of the fast action is the use of short-circuit current generated by the electric circuit breaker contacts to promote the rapid action force.

限流的快速行动断路器是利用短路电流的电路断路器接触产生的推动力量迅速采取行动。

This paper will emphasize on analyzing these two problems, and make a driving board with TLP250, this driving circuit can drive four IGBTs.and its driving signal is produced according to the requests, each driving signal is separated rightly with only one power supply, this circuit can also prevent from overflowing or short-circuit and keeping bridge arm from connecting directly.

本文将着重分析这两个问题，并利用TLP250设计了一块模块驱动板，此板可以驱动四个IGBT。此板的驱动信号符合要求，每路驱动信号在电位上是隔离的，而输入电源只有一个，该电路还有过流或短路保护功能以及防止桥臂直通的功能。

This design is used for the control of the core SCM STC89C51 automatic drying rack, the system increases from SCM software PWM DC electromechanical drive L298 Road, humidity and photoelectric sensor signal acquisition circuit, LED display circuit, remote control receiver circuit, a power supply module .

本设计是采用STC89C51单片机为控制核心的自动晾衣架，系统由单片机PWM软件加 L298驱动直流电机电路，湿度和光电传感器信号采集电路，LED显示电路，遥控接收电路，电源模块构成。

This design is used for the control of the core SCM STC89C51 automatic drying rack, the system increases from SCM software PWM DC electromechanical drive L298 Road, humidity and photoelectric sensor signal acquisition circuit, LED display circuit, remote control receiver circuit, a power supply module .

本设计是采用STC89C51单片机为控制核心旳自动晾衣架，系统由单片机PWM软件加 L298驱动直流电机电路，湿度和光电传感器信号采集电路，LED显示电路，遥控接收电路，电源模块构成。

In this paper, for the single-phase earth fault occurred in one circuit of the double-circuit transmission line an adaptive distance protection approach for parallel double-circuit transmission line is proposed.

平行双回线结构的特殊性以及零序互感等因素造成距离保护继电器耐受过渡电阻的能力较弱，严重影响继电器的性能，传统的距离保护方法难以满足高压平行双回线的要求。

When the two convertors run concurrently, circulatory zero-sequence current of the shunt circuit between the convertors is restricted to be zero; circuit loss is accordingly reduced, and circuit components are protected.

当两个变流器同时运行时，抑制两个变流器间的并联回路环流零序电流为零，从而减小电路损耗，保护电路元件。

This paper emphatically analyzs the circuit experiments to exist deficients, to advance improvement measures about the circuit experiments, in the process of exploring and researching reform and innovating of circuit experiments.

在探索和研究电路实验的改革创新过程中，分析电路实验存在的不足，对电路实验提出改进的措施。

Short circuit: short circuit is often accompanied by other destroy them, and the short circuit itself is with aging, human errors, and so on, shorts, don't immediately need to double-check electrized, actuallycaused multi-fault, then electrized tests.

短路：短路必然伴随着其它元件的败坏，而短路本身是由于元件老化，工钱失误等所致，爆发短路后，不给登时通电，需给不苛查抄引起此类障碍的来因后，再举动通电尝试。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。