午夜小片|一级电影中文字幕|国产三级一区|精品久久久久久久国产性色av,国产一级黄色网,久久久久久久久久福利,久草超碰

chinadaily.com.cn
left corner left corner
China Daily Website

2012 a peak year for archaeologists

Updated: 2013-04-10 01:04
By Liu Xiangrui ( China Daily)

 

2012 a peak year for archaeologists

From the Neolithic Shunjiaji site in East China's Jiangsu province [Photo/Xinhua] 

2. Shunshanji Neolithic (about 10,000 to 5,000 years ago) Site in Sihong county, Jiangsu province, dates back 8,100 to 7,000 years

 
...
...
...