Load forecasting is related to operation security and economical dispatching of power system , which is used to arrange the equipments dispatching and repairing .

短期负荷预测的准确与否将直接关系到电力系统的安全运行和经济调度，便于更合理地安排电网设备调度及检修计划；

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Hospitals will improve security systems, and major hospitals must install monitoring videos in public areas and wards 3. In addition, they should arrange security patrol in emergency areas.

医院还将改进安全系统，重点医院须在公共区域和病房安装监控设备。此外，医院还应安排人手对急诊区域进行治安巡查。

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How these three arrange their security relationships will determine the security framework of the smaller states.

CNN: VIEWPOINT

In the U.S., more than 1.1 million secretaries vanished from the job market between 2000 and 2010, their job security shattered by software that lets bosses field calls themselves and arrange their own meetings and trips.

NPR: Practically Human: Can Smart Machines Do Your Job?

His union helped to arrange with this interview so he was not speaking for his employer, the Transportation Security Administration.

NPR: Airport Security Marked by Hassles