它能关合、承载、开断运行回路正常电流，也能在规定时间内关合、承载及开断规定的过载电流。
It can turn on, bear and break normal current in circuit, but also bear and break the overloaded current within stipulated time.
本文分析了城市水管理信息系统(CWMIS)的运行回路和层次结构，并将管理对象分解成若干子系统。
The operational circle and hierarchy structure of city water management information system (CWMIS) are analyzed herein and CWMIS is divided into several subsystems.
上述工作的完成达到了对合成回路试验系统的智能运行与监测的目的。
The intelligent running and monitoring of synthetic circuit test system is realized by the work above.
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