男友太凶猛1v1高h,大地资源在线资源免费观看 ,人妻少妇精品视频二区,极度sm残忍bdsm变态

Home / China / Society

Earliest site of coal fuel found in Xinjiang

(Xinhua) Updated: 2015-08-14 10:10 Comments

Earliest site of coal fuel found in Xinjiang

Photo taken on Aug 10, 2015 shows the excavation site of Jiren Taigoukou Ruins in Qialege'e village in Nilka county in Ili Valley, Northwest China's Xinjiang Uygur autonomous region. Archaeologists here found the earliest site where coal was used as fuel by human beings. The discovery, which indicates human beings had been using coal as fuel 3,500 years ago, is 1,000 years earlier than previous finds. [Photo/Xinhua]

Previous Page 1 2 3 4 5 6 7 8 9 Next Page

Most Popular
...
主站蜘蛛池模板: 胶南市| 清流县| 瓮安县| 伊金霍洛旗| 乐清市| 休宁县| 交城县| 大悟县| 涡阳县| 鄱阳县| 鹰潭市| 福建省| 虹口区| 太和县| 尚志市| 根河市| 麻阳| 尤溪县| 咸丰县| 额尔古纳市| 台北县| 攀枝花市| 定边县| 娄底市| 遵义县| 兰考县| 陵川县| 重庆市| 镇康县| 博白县| 双鸭山市| 山阳县| 鹤山市| 富阳市| 牙克石市| 玛曲县| 嵊泗县| 历史| 邻水| 石台县| 钟山县|