automatic power control

基本解释

The APC(Automatic Power Control)of semiconductor lasers is an important issue in the practical fiber communication.
半导体激光器的自动功率控制（APC）是光纤通信实用化过程中提出来的重要课题之一。
An economical and practical laser diode (LD) driver was designed. The driver adopted two kinds of control modes which are automatic current control (ACC) and automatic power control (APC).
设计了一种经济实用的半导体激光器驱动电源，具有自动电流控制（ACC）和自动功率控制（APC）两种控制方式。
But to perfect the system performance , some accessorial circuits are necessary , such as automatic power control circuit , automatic temperature control circuit and protective circuit etc .
为了完善通信系统的性能，除了主干电路外，还必须加入一些附加电路，如自动功率控制电路、自动温度控制电路和保护电路等等。

Standard features include leatherette seating, a 7-inch LED color-touch radio display, automatic climate control, remote start, power windows, steering wheel radio controls and no less than 10 air bags.
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