【摘要】 本文介绍了中国第三次天文台选址高潮的背景及最近这次台址调研的进展情况。天文气候条件普查的结果认为在中国挑选出受局部地形影响的较好台址是有可能的。报道了对华北和西北若干候选点进行踏勘和测量的结果。详细介绍了在滇西地区的选址普查和丽江高美古选址观测的经过。据云量和ＤＩＭＭ视宁度观测的初步结果来看，高美古是一个很有希望的潜在优良台址。更多还原

【Abstract】 The background and development of the third high tide for astronomical site selection in China are introduced in ibis paper. According to the astronomical climate survey obtained, it is possible to pick out some good astronomical sites in China. Some resultS of primary survey and measurement at the North China and North-West China are reported. The course of site survey at the west Yunnan province and observation at Gaomeigu, Lijian County are also introduced in detail. According to primary results from cloudage observation and seeing measurement by using the DIMM, Gaomeigu is a potential good site for astronomical use.更多还原