mini system的用法和樣例：
例句
- Can be a small system or a large grid electricity generating facility.
可以是一個(gè)小系統，也可以是一大組互連的發(fā)電設施。 - The security management of the regoinal system is summarized and has a giuding value to future Shanghai Grid with sectionalized levels and areas.
不僅對現運行小系統的安全穩定工作是個(gè)總結，對今后上海電網(wǎng)分層分片運行之后的區域性電網(wǎng)安全穩定運行也具有指導和借鑒意義。
