1·The invention discloses an output controlling means of audio frequency apparatus.
本发明公开了音频设备的输出控制方法。
2·High-performance data acquisition is needed in some high speed and high precision measurements when signal measurements, image manipulation and audio frequency signal process are taken.
在信号测量、图像处理、音频信号处理等一些高速、高精度的测量中，都需要进行高性能数据采集。
3·The outlook of high frequency switch power supply in application to high fidelity audio frequency power amplifier is indicated.
指出了高频开关电源在高保真音频功率放大器中广阔的应用前景。
4·Always, the processing of the audio frequency signal is mainly concentrated on speech processing, such as speech recognition and talks identify etc.
一直以来，音频信号的处理主要集中于语音识别、说话者识别等语音处理方面的研究。
5·Audio frequency enlarge, video deal with, power manage and mix the thick membrane integrated circuit.
音频放大，视频处理，电源管理混合厚膜集成电路。
1·The dielectric coefficients of hematite ores measured in audio frequency range are always large in value, and show that hematite is a special dielectric.
在声频范围内测得赤铁矿介电系数值较大，说明它是一种特殊的电介质。