Nyob rau hauv daim ntawv thov ntawm instrumentation, nyob rau hauv ib txwm muaj xwm txheej, kev siv ntawm transmitters yog feem ntau nws kim heev thiab ntau, uas yog roughly muab faib mus rau hauv lub siab transmitters thiab txawv siab transmitters.Transmitters feem ntau siv los ntsuas qhov siab, qhov sib txawv, lub tshuab nqus tsev, ...
Nyeem ntxiv