现代旅游业的发展，使世界各地的名胜古迹和博物馆成为广大旅游者首选光顾的场所。旅游者的到来，不仅使当地的民族文化得到了弘扬，同时也为其经济的繁荣提供了必要的条件。随着旅游人数的不断增加，也给名胜古迹和文物保护带来了一些难题。其中最令文物保护部门头痛的就是一? The development of modern tourism makes the places of interest and museums around the world become the first choice for tourists. The arrival of tourists, not only to promote the local culture, but also for its economic prosperity provided the necessary conditions. With the continuous increase in the number of tourists, but also to the protection of historical sites and heritage brought some problems. One of the most a headache for cultural relics protection department is one?