中频

Typically caused by midfrequency distortions in an analog system.

在模系统通常是由信号的失真所引起。

An analog artifact where vertical edges in the picture display a spreading to the left or right. Typically caused by midfrequency distortions in an analog system.

在示,垂直线向左或向右移动的一种模的非自然信号。在模系统通常是由信号的失真所引起。

A new kind of electrotherapeutical instrument is developed based on the theory of interference electrotherapy and 89C2051 system, by use of which, the instrument has been greatly improved.

利用89C2051单片机系统,结干扰电骨伤治疗理论,研制出了新一代的小型微电脑骨伤电疗仪。