Electret condenser microphone 驻极体话筒 ; 驻体传声器 ; 驻极体电容式传声器
electret condenser microphones 驻极体电容式麦克风
Back Electret Condenser 背极式驻极体
electret condenser liquid level switch 电容式液位开关
ECM electret condenser microphone 驻极体话筒
electret condenser cartridge 驻极体电容式拾音器
The ASTATIC 901 is a superior low noise, electret condenser cardioid surface mounted boundary microphone.
在无定向901是一个卓越的低噪音，表面贴装电容式心形话筒的边界。
The principle of electret condenser microphone and its noise are analyzed in the paper. It will be helpful to improve the electric specification.
本文对驻极体电容传声器的原理及噪声作了分析，这将有助于提高它的电特性。
Theoretical evaluation and simulation experiments show that the improved BP neural network can effectively detect the image feature of electret condenser microphone.
理论分析和实验均表明该算法能实时有效地检测出驻极体麦克图像的特性。
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