设计了以SO C嵌入式控制器为核心的终端，通过RS485总线与现场数字电压检测仪连接，建立了用电参数监测管理系统。
A terminal that SOC embedded controller is taken as the core has been designed to be connected with the apparatus of digital voltage detection by RS485 bus.
该检测仪将红外辐射强度转化为电压信号，实现对甲烷浓度的测量。
The IR-absorbing methane detecting instrument is designed by converting IR radiation to voltage signal, so the gas concentration is calculated.
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