TY - Journal of Changjiang River Scientific Research Institute A1 - YAN Bo, ZHANG Xiao, XIA Zi-qiang, GUO Mian-chen, LIU Chen-xi, LUO Yun-ying T1 - Characteristics of Precipitation Variation in Heilongjiang River Basin Y1 - 2019-07-01 JF - Journal of Changjiang River Scientific Research Institute JO - Journal of Changjiang River Scientific Research Institute SP - 14 EP - 17 VL - 36 IS - 7 UR - http://ckyyb.crsri.cn N1 - 10.11988/ckyyb.20171298 ER -