基本解释[环境科学技术]灭火救援圈英汉例句双语例句Establishment the loop of fire-fighting and rescue is in order to treat the important disaster trouble fastly and availably.灭火救援圈的建立是为了快速、有效地跨区域处置重大灾害事故。专业释义环境科学技术灭火救援圈