城市区域 meaning in Chinese

urban region
urbanregion

An important aspect of floods is found in urban situation .
洪水的一个重要方面见于城市区域。
Measuring method for environmental noise of urnan area
城市区域环境噪声测量方法
Measurement method of environmental vibration of urban area
城市区域环境振动测量方法
Standard of environmental vibration in urban area
城市区域环境振动标准
Local and metropolitan area networks ; overview and architecture
局域网和城市区域网.综述及分级结构

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