Us Official Photographs
Roller at Hsinching Airfield
A 10 ton roller is used to level the third layer of rock in the construction of Hsinching Airfield, Matterhorn Project at Chengtu, China.
Us Official Photographs
A 10 ton roller is used to level the third layer of rock in the construction of Hsinching Airfield, Matterhorn Project at Chengtu, China.