片语
reconnoissance勘测;搜索;侦察
reconnaissance and survey普查和测量
reconnaissance soil survey土壤概测
agricultural reconnaissance survey samples农业地质样品
reconnaissance geochemical survey普查性地球化学测量
reconnaissance geological survey地质普查
regional reconnaissance survey区域普查
highway reconnaissance and survey regulations公路勘测规程
reconnaissance survey method普查方法
reconnaissance U survey勘测