This paper mainly discusses the design and the application of the IGBT phase lock control circuit controlled by the induction heating power supply.

本文主要介绍IGBT锁相控制电路在感应加热电源控制系统中的设计和应用。

youdao

The entrance leading to the outdoor coffee bar is in front of the elevator. For this entrance the access card is necessary (or the door lock control).

③电梯前室通向室外咖吧的出入口，从此出入口进出需要门禁卡（或门锁控制）。

youdao

The simplified method has been adopted to confirm the limit frequency of limit circle of phase-lock control loop. The general expression of the capture band has been derived.

采用简化的方法确定锁相回路的极限环频率极限，推导出捕捉带的一般表达式；

youdao

Without a crew, however, the antennae would quickly lose lock with Mission Control, and the ISS computers would not receive commands from the flight controllers.

CNN: Make China our new partner in space

The current one offers Ennahda a second chance to rise above its partisan instinct to try to lock in its control over Tunisia, and to serve instead as an honest broker for all Tunisians.

CNN: Why Tunisia's leaders must resist urge for power grab

Some still have a difficult time accepting automatic transmissions, anti-lock brakes and cruise control.

FORBES: How Traditional Automakers Can Still Win Against Google's Driverless Car: Part 5