The design of radio monitoring system for water level using power supplied by solar energy was introduced, and the solar-powered power management system was also described.

介绍了采用太阳能供电的水位无线监测系统的设计和太阳能供电的电源管理系统。

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The system carries out the statistics and analysis to spectrum occupy in the radio monitoring.

系统完成无线电监测频谱占用度数据的统计和分析。

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In wireless monitoring system, the received radio signals are polluted to a greater or lesser degree by the noise due to the influence of environment, equipments and other factors.

在无线监测系统中，由于受环境、设备等因素的影响，接收机接收到的无线电信号不同程度地被噪声污染，严重影响到监测结果的可靠性。

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The study, the first of its kind to use the satellite-based global positioning system to provide the animals' locations, involved tagging 14 African elephants with sophisticated radio collars and monitoring their movements for several months.

ECONOMIST: Elephant behaviour