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1·Circuit switched transmission entails a dedicated circuit for communication between two dedicated devices.

线路交换传送需要在两个专用设备之间使用专用线路进行通信。

2·There are two types of transmission: circuit switched and packet switched.

有两种传送方式：线路交换和包交换。

3·In addition, the transport layer allows IMS devices to make and receive calls to and from the PSTN network or other circuit-switched networks via the PSTN gateway.

此外，传输层允许IMS设备通过PSTN网关呼叫PSTN网络或其他电路交换网络和接收来自这些网络的呼叫。

4·The Global Positioning System circuit, several power converters and a set of devices that route commands to various pieces of equipment were switched off.

全球定位系统，几个电力转换器和一系列对大量设备发布指令的装置都被关闭了。

5·Comparing to step-down resonant switched capacitor(RSC) converter, the composing principle of step-up RSC converter is different, so their sneak circuit conditions are not same.

相对于降压式谐振开关电容变换器，升压式谐振开关电容变换器构成方式不同，潜电路发生条件也有较大区别。

6·Note that before the capacitor is switched to the picoammeter, the capacitor is connected to circuit LO.

请注意，在电容器被切换至皮安计之前，它是被连接到电路lo的。

7·The third chapter mainly introduces the hardware design of soft starter, including the main circuit, control circuit, drive circuit, and protect circuit and auxiliary switched power design.

第三章详细介绍了软起动控制器的硬件设计，包括主电路、控制电路、驱动保护回路和辅助开关电源电路的分析和设计。

8·This system is applied in not only PSTN but also non-security system based on circuit switched networks.

该系统不仅可用于PSTN，也可用于其它和PSTN类似的基于电路交换和网络本身没有保密的系统。

9·This paper presents a simple tracking filter circuit, which is applicable to Doppler radar sets and consists mainly of a switched bandpass filter and a phase-locked loop.

本文提出一种简单的跟踪滤波器电路，该电路可用于多普勒雷达，主要由开关式带通滤波器和锁相环组成。

10·This paper introduces the principle of Switched Reluctance Motor (SRM), provides a kind of power supply electric circuit of SRM.

介绍了开关磁阻电动机的工作原理，提供了一套开关磁阻电动机的驱动电源电路。