年减少量 meaning in English
annual decreasing amount
Examples
- The continuance maximum decrease of three months is from july to september in all four catchments . the runoff reduction of the three months accounts for 51 . 5 % to 76 . 5 % of the annual runoff decrease
各流域径流量连续减少最大的3个月均为7 9月，其径流减少量占年减少量的51 . 5 76 . 5 。