Because of high-efficient, high-precision, no distance limitation, all-weather operation, highly automated and so on, the technology of GPS positioning is used in the security monitoring of the dam.

GPS定位技术的高效率、高精度、没有距离的限制、全天候作业模式及观测和数据处理的高度自动化等诸多优点，使GPS定位技术在大坝、坝区高边坡安全监测中得到应用。

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In order to make sure the security of railway safe operation, it's necessary to design reliable and timely meteorological monitoring system.

为了保证铁路行车安全，设计出可靠实时的气象监测系统非常必要。

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The experimental results show that the designed condition monitoring system has good operation performance and high security, which has been applied in the simulator tunnelling successfully.

试验结果表明该监控系统操作性好，系统安全性和可靠性高，已成功应用于 盾 构模拟 掘进试验。

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In 2007 the Kazakh embassy in Washington tried to pack a mission from the Organisation for Security and Co-operation in Europe, an international monitoring outfit, with sympathetic staff.

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There are certain dangers associated with the operation of home security systems themselves (such as whether the alarm will sound properly when tripped) and the monitoring services related to these systems (such as whether the security company operator and the police will respond quickly).

FORBES: When Your Home Security Company Becomes the Greatest Security Risk