Longer loop lengths require some form of ampli? Cation in order to maintain signal strength.

较长的本地环路需求某种形式的放大机制以维持信号强度。

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This Paper introduces a drag measurement system, which consists of transducer, ampli-filer, micro-printer and automatic running circuit of data collection. The core of system is single-chip 8031.

介绍了以8031单片机为控制核心，由传感器、放大器、微型打印机及数据采集自动启动电路构成的阻力测量系统。

youdao

This Paper introduces a drag measurement system, which consists of transducer, ampli-filer, micro-printer and automatic running circuit of data collection. The core of system is single-chip 8031.

介绍了以8031单片机为控制核心，由传感器、放大器、微型打印机及数据采集自动启动电路构成的阻力测量系统。

youdao