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- audio frequency filter 声频滤波器
- I am majored in audio frequency amplifier. 我主修音频放大器。
- The middle part of an audio frequency. 中声频，中频声波频率的中间部分
- Purpose: Audio frequency power amplifier applications. 用途:用于音频功率放大。
- Scene supervisory system and audio frequency retransmission system; e. 现场监控系统及视音频转播系统;
- Purpose: Audio frequency general purpose ,driver stage amplifier applications. 用途:用于音频放大,激励级放大。
- audio frequency filtering 声频滤波
- Can control audio frequency signals remotely，the volume can be modulated. 可对各路音频信号进行远程操控，音量可调；
- An electromagnetic wave of audio frequency produced by atmospheric disturbances such as lightning, having a characteristically decreasing frequency responsible for a whistling sound of descending pitch in detection equipment. 啸声干扰一种由于诸如闪电等大气干扰而产生的音频电磁波，具有典型的逐渐减弱频率的特征，该频减引起了检波设备中调逐渐下降的啸声
- It includes topics such as spatial frequency filtering, holography. 它包括空间频率滤光、全息摄影。
- The main hardware of multi-media computer is composed of CD-ROM, video frequency, audio frequency. 多媒体计算机的主要硬件包括：CD－ROM（光盘驱动器）、视频卡和音频卡。
- Method of insertion loss measurement for radio frequency filters. 射频滤波器插入损耗的测量方法。
- The audio frequency alternately service system(VOD), and indoors viewability bill inquiry service. 视音频交互服务系统（VOD），提供客房内可视性帐单查询服务；
- Delivering breathtaking scope for creativity, consummate clarity and a world first in terms of its Effect Frequency Filter, the ingenious new DJM-700 is dramatically different. 发表惊人的创意空间,完善和清晰的世界第一来说,其效果频滤波器,巧妙新粉喷桩-700是大大不同。
- Also there is no "Ghosting" or reflective signals that occur as there is no audio frequency being transmitted. 观察这一次的锁定方向，两个方向的交叉点就是目标物的埋藏位置。
- The PZT matching layer redistributes the frequency spectrum of an original broadband ultrasonic probe, and acts as a frequency filter without reducing the wave amplitude. 此层锆钛酸铅匹配层可将原本超音波探头之宽频率分布过滤成某些特定频率之峰值，且没有降低该频率峰值相对于原始探头强度之强度。
- This paper introduces the principle and tested results of measuring nodulizing grade by audio frequency method. 介绍了音频法检测铸件球化级别的原理及试验结果。
- A new method for power measurement of audio frequencies is introduced. 介绍了一种音频范围内功率测量的新方法。
- Through the music switcher, music play mode and audio frequency mode can be chosen, which have a very good effect. 通过音乐开关可选择音乐播放、音频方式治疗，有很好的治疗效果。
- Including tabulates the window, the audio frequency characteristic adjustment function, imitates winamp. 详细说明：完整的MP3播放器源码。包括列表窗口，音频特性调整功能，仿照winamp。支持换肤。
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- 农业及相关产业增加值 - the added value of agriculture and related industries
