The output of common ultralowfrequency signal generator has only a few fixed waveforms which can not be changed.
常用超低频信号发生器的输出只有几种固定的波形,不能更改。
2
The detection of ultralowfrequency absolute vibration signal parameter has very wide ranges of prospects for application in engineering.
超低频绝对振动信号参数的检测在工程上有着十分广泛的应用前景。
3
We have reported the experiment studies on treating sarcoma with ultralowfrequency pulsed gradient magnetic field and discussed its probable mechanism in this article.