Wind erosion, rain erosion and canny are the most serious of and the most widely distributing damages in the ruins of the Jiaohe.The collapse is the most dangerous damages for the Jiaohe Ruins, i...

• 风蚀、雨蚀和裂隙是交河故城最严重的、分布最广的病害,坍塌则是交河故城最危险的病害,它直接影响遗址的安全,应该首先进行加固处理。