利用锁相放大器追踪测量信号，微机自动扫描、采集和处理数据。
It USES a lock-in amplifier for testing the signal and a personal computer for automatic data scanning, collecting and processing.
对简易式电荷放大器和模拟扫描器的原理也作了扼要介绍。
It also manes a brief introduction of the principle of the simple charge amplifier and the analogue scanner.
对简易式电荷放大器和模拟扫描器的原理也作了扼要介绍。
It also manes a brief introduction of the principle of the simple charge amplifier and the analogue scanner.
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