[USGS]美专家谈中国四川汶川地震
Early on the morning of May 12, 2008 a magnitude-7.9 earthquake rattled eastern Sichuan, China. Dr. Harley Benz, Scientist-in-Charge at the USGS Nat...

USGS: 中国四川地震系逆断层运动所致
WASHINGTON - China's Sichuan earthquake of May 12 occurred as the result of motion on a northeast striking [w]reverse fault[/w] on the northwestern ma...