摘要
<正>第十二届中国气象科技展The 12th China Exhibition on Technology of Meteorology Science第十二届中国水文技术与装备展The 12th China Hydrological Technology and Equipment Exhibition第十四届中国防雷技术与产品展The 14th China Lightning Protection Technology and Products Exhibition 2020年8月19-21日|August 19-21,2020上海跨国采购会展中心(普陀区光复西路2739号)