The system also realizes the electricity using management for big consumers and bulk sale counties and provides effective analyzing data for marketing management and electric power demand management.

实现对大用户和趸售县的用电管理，为营销系统提供准确、可靠的抄表计费数据，以及为营销管理、电力需求侧管理提供有效的分析数据。

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The three-phase short circuit currents of bulk electric power system are very high, and the high currents do harm to the working of the system.

针对三相短路电流产生的电动力进行分析，经过受力分析，瞬间较高的电动力对户外柱上真空断路器的影响很大。

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