通过自适应逆控制方法，使得耳机的噪声消除得到进一步的改善。
Through the method of adaptive inverse control, the noise canceling of earphone can make a progress.
本文介绍了目前逆变式弧焊机的基本原理和技术现状，并指出了有待进一步解决的几个技术问题。
This paper introduces the basic principle and the technical status quo of the current inversion arc welding machines, and points out several technical problems needed to be resolved.
在进一步工作、尤其是试验工作的支持下，逆形径向轴封的工业应用前景是良好的。
Under the support of further stu dy works, especial experimental works, the prospect of inverse radial lip seals in industrial application would thrive.
应用推荐