万县长江大桥
Wanxian Yangtze river long span arch bridge
泰州长江公路大桥
taizhou changjiang river highway bridge
泰州长江大桥
taizhou yangtze river highway bridge
taizhou yangtze river bridge
润扬长江公路大桥
runyang yangtze river highway bridge
润扬长江大桥
RunYang Yangtze River Bridge
荆州长江公路大桥
jingzhou changjiang river bridge
Jingzhou Yangtse River highway bridge
jinzhou yangtze highway bridge
中山市长江路大桥
Changjiang Road Bridge in Zhongshan city
武汉军山长江公路大桥
Junshan Highway Bridge over Yangtze River in Wuhan
冶金部马鞍山矿山研究院环保研究所
Maanshan Environmental Protec-tion Research Institute
冶金部马鞍山矿山研究院；南京大学
MaanShan Institute of Mining Research