In the past, the ventilation control and fan operation state for large-current switchgear cabinet were judged by man, without assurance of correctness.是什么意思_In the past, the ventilation control and fan operation state for large-current switchgear cabinet were judged by man, without assurance of correctness.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句