The major river is shenzhen river , 35 kilometers long . the rainfall of many years have been 1933 mm 主要河流深圳河全长35公里，多年平均年降雨量1933毫米。
The eastern region has semi - arid , sub - tropical climate with rainfall varying from 400 - 500mm per annum 东部是半干旱地区，属亚热带气候，年降雨量400 - 500毫米不等。
Adelaide enjoys a mediterranean climate with hot summers , cool winters , and an average annual rainfall of 530 mm 阿德莱德属于地中海型气候，夏季炎热、冬季凉爽，平均年降雨量530毫米。
The northern part of the country experiences tropical type of climate and thereby receives much higher rainfall per annum 500 - 700mm than other regions 博茨瓦纳北部是热带气候，年降雨量（ 500 - 700毫米）大大多于其他地区。
There are two greater value centers : one is the valley region in northeast of the plateau , the other is the north of sichuan province 外流河谷地区两侧山脉的年降雨量较大，年均大到暴雨日数较多，河源处相对较小，具有河谷地形的特点。
In low - lying areas average annual rainfall is mostly between 800 and 1200mm but ranges from less than 750mm in some eastern areas to 1500mm in parts of the west 低洼区的平均年降雨量在800 1200毫米之间，某些东部区域可能少于750毫米，而西部有些区域又可能达到1500毫米。
The scientists found that in 75 % of the countries , those that received between 400mm and 1 , 000mm of rain a year , shifts in rainfall caused larger than expected rises or falls in river levels 他们发现， 75 %的国家，若年降雨量在400公厘到1000公厘之间变化，对河川流量的影响远大于想像。
The correlations between the phenotypic traits of wintersweet and geographical and ecological factors are not significant except for latitude and annual rainfall 蜡梅表型性状与地理生态因子的相关分析表明：除纬度、年降雨量和部分性状有相关性外，其它性状和地理生态因子的相关性均不显著。
More than 40 percent of the region is classified as arid , receiving less than 350 millimeters of annual rainfall , while a further 25 percent is semi - arid , receiving a maximum 700 millimeters of rainfall a year 区域内超过40 %以上为干旱土地，年降雨量不足350毫米，还有25 %为半干旱土地，一年最高降雨量也仅为700毫米。
( 5 ) data from 10 - year statistics showed that : rainfall in this region is plentiful but the distribution in different month and different year is unequal . the three maximum months are june , july and august , which account for 18 . 72 % , 18 . 49 % and 17 . 17 % of annual rainfall respectively O年的统计数掘表明：三峡库区降雨量充沛，但年内、年际分配不均，库区最大降雨月份出现在6 、 7 、 8三个月，分别占年降雨量的18
