观音区
观音区-
重庆大足石刻千手观音造像区地下水渗流机制分析
Groundwater seepage mechanism in the area of the Thousand Armed Guan Yin at Dazu stone carvings , Chongqing
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2004年观音桥主城区的污染程度较铁山坪郊区要高，且两地都是冬季污染最严重。
2 , The degree of pollution was higher at Guan Yin Qiao of Chongqing city than Tie Shan Ping suburb , and the highest degree of pollution at the two area was in winter .