你看，传声器作用与电话的送话器很相像。
The microphone, you see, ACTS much like a telephone transmitter.
本文仅涉及为研究一种多功能的骨导送话器测试仪而开展的应用基础研究结果。
This article involves tbe achievement of development of applied basic research for studying a multifunctional bone-conduction transmitter testing instrument.
这套设备除了一般的电话送话器以外，还包括一个小萤光屏和一个电视摄像机。
In addition to the usual telephone hanDset the equipment includes a small television screen anD, combined with the screen, a television camera.
电话机包括一个送话器和一个受话器，用来在模拟语音和模拟电信号之间进行变换。
The telephone contains a transmitter and receiver for converting back and forth between analog voice and analog (voice-frequency) electrical signals.
根据不同的噪声场分布情况，就如何提高抗噪声送话器的抗噪能力进行了理论分析。
According to the different distributions of noise fields how to increase the noise-cancelling ability is analyzed theoretically.
报警系统。侵入检测。事件控制器。与中央报警装置或电话报警送话器相结合的记录功能。
Alarm systems - Intrusion detection - Events controller-recorder function integrated in central alarm units or telephone alarm transmitters.
遥控器还包含用于将音频信号从互联网装置传送到用户的扬声器，以及用于接收用户声音的送话器。
The remote controller further includes a speaker for transferring an audio signal from the Internet device to the user, and a microphone for receiving a user's voice.
主要研究了几种常见的自适应噪声抵消算法，并通过理论分析，提出了变步长的并行LMS算法作为抗噪声送话器的自适应滤波算法。
Some algorithms of adaptive noise cancellation are discussed. As adaptive filter algorithms of anti-noise speaker, the variable step size parallel LMS algorithms is put forward by theory analyse.
主要研究了几种常见的自适应噪声抵消算法，并通过理论分析，提出了变步长的并行LMS算法作为抗噪声送话器的自适应滤波算法。
Some algorithms of adaptive noise cancellation are discussed. As adaptive filter algorithms of anti-noise speaker, the variable step size parallel LMS algorithms is put forward by theory analyse.
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