When using an oscilloscope to observe signals, the trigger function plays an important role in stabilizing the signal waveform, and the trigger level shall generally be adjusted to: ()
A、The middle of the observation area.;
B、The peak of the observation signal.;
C、Within the amplitude range of the observed waveform.;
D、The valley of the observation signal.
发布时间：2025-06-30 23:59:06
