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镇赉县地处松辽平原西北部边缘,北与大兴安岭外围台地相连,中部漫岗连绵起伏,东部和南部有嫩江、洮儿河环绕,沿江河畔是广阔的冲积平原,地势自西北向东南由高渐低,最高点海拔180～232 m,最低点海拔129～149 m,属温带大陆性季风气候,四季分明,春季干旱多风少雨,夏季炎热雨量集中,秋季凉爽昼夜温差大,冬季寒冷干燥少雪,光、热充足。
Zhenlai County is located in the northwestern edge of the Songliao Plain, the north and the Daxinganling peripheral platform connected to the central rolling ups and downs, the eastern and southern Nenjiang River, Wan River, riverside is a vast alluvial plain, topography from northwest to southeast by the high The highest point is 180 ~ 232 m above sea level and the lowest point is 129 ~ 149 m above sea level. It belongs to the temperate continental monsoon climate with four seasons. The spring drought is windy and rainy. The summer hot rainfall is concentrated. The temperature difference between day and night in autumn is cool. Light, heat sufficient.