The region controller is designed modularly, which is constituted of CPU module, digital input module (DI), digital output module (DO), analog input module (AI).是什么意思_The region controller is designed modularly, which is constituted of CPU module, digital input module (DI), digital output module (DO), analog input module (AI).在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句