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Disaster resilience
The ability of a system, community or society exposed to hazards to resist, absorb, accommodate to and recover from the effects of a hazard in a timely and efficient manner, including through the preservation and restoration of its essential basic structures and functions.
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添加新词条Disaster resilience的贡献者
Disaster resilience >
无线电射频 (RF)
天气; 气象
1.的电场和磁场中电磁频谱的电台部分,一般来说 10 4 10 12 Hz ; 之间的那部分的每秒振动数具体来说的给定的无线电载波频率。2。 在无线电或雷达信号在传输或接收到的频率,相对的信号转换为不同的频率 (如果信号) 或检测到有关 (视频信号)。 ...