One is the urban cadastral survey model, and the other is the rural cadastral survey model.How to unify two models into an integrative model is a focal problem for scholars.是什么意思_One is the urban cadastral survey model, and the other is the rural cadastral survey model.How to unify two models into an integrative model is a focal problem for scholars.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句