中频

Typically caused by midfrequency distortions in an analog system.

在模系统通常频信号失真所引起。

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.

在画面显示,垂直线向左或向右移动一种模然信号。在模系统通常频信号失真所引起。

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,结合频干扰电骨伤治疗理论,研制出了新一代小型微电脑骨伤电疗仪。