TY - Journal of Changjiang River Scientific Research Institute A1 - ZHAI Jun, HAO Jing, XIAO Hai-wen, YU De-xiang, QIN Chuan, LUO Ya-wen T1 - Trend of Precipitation Variation in Main Urban Area of Chongqing City from 1892 to 2010 Y1 - 2012-10-01 JF - Journal of Changjiang River Scientific Research Institute JO - Journal of Changjiang River Scientific Research Institute SP - 33 EP - 36 VL - 29 IS - 10 UR - http://ckyyb.crsri.cn N1 - 10.3969/j.issn.1001-5485.2012.10.007 ER -