前置放大器 [电子] preamplifier ; PREAMP
声发射前置放大器 acoustic emission preamplifier
前置处理器 Preprocessor ; Pre Processors ; Pre-Processors
前置处理器指示词 preprocessor directive ; preprocessing directive
差动前置放大器 differential preamplifier
前置分频器 prescalar
转速测量前置器 preamplifier of rotating speed measurement
电流前置放大器 galvo-preamplifier ; Current Sensitive Preamplifier
前置补偿器 predistorter
前置过滤器 Pre-filter ; ProcleanFR ; KDR-Q-TPP ; before filter ; prefilter
集成式信号采集装置包括传感器、前置器、数显表头、USB数据采集卡和供电电源；
The second one is integrated signal acquisition device made up of sensor, front end circuit, data-showing meter, USB data acquisition card and power supply.
新的iPhone4 仅是9.3毫米厚（比3GS薄出15%)，将内建两颗摄像头（一颗前置，一颗后置并配有LED闪光灯），并将拥有两个扬声器实现噪声抑制技术。
The iPhone 4 is 9.3mm thick (a quarter thinner than the iPhone 3GS) with two built-in cameras (one on the front and one on the back with an LED flash), and two microphones for noise cancellation.
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