英语词汇“sectional center”的读音、翻译、释义、用法及例句-语文网

词汇	sectional center
释义	sectional center 地区中心；地区中心局把若干初级中心连接在一起的一种控制中心，属於一级局。
随便看	operating environment operating instruction operating lease operating log operating ratio operating ratio operating risk operating room operating space operating statement operating synergy operating system operating system operating system operating system file operating-system monitor operating system supervisor operating table operating theatre Operating Time operating voltage indicator Operation operation operation operational

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