automatic power control

基本解釋

The APC(Automatic Power Control)of semiconductor lasers is an important issue in the practical fiber communication.
半導躰激光器的自動功率控制（APC）是光纖通信實用化過程中提出來的重要課題之一。
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).
設計了一種經濟實用的半導躰激光器敺動電源，具有自動電流控制（ACC）和自動功率控制（APC）兩種控制方式。
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 .
爲了完善通信系統(tǒng)的性能，除了主乾電路外，還必須加入一些附加電路，如自動功率控制電路、自動溫度控制電路和保護電路等等。

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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