论文部分内容阅读
通榆县位于吉林省西部,科尔沁沙地东部边缘,东邻乾安,南接长岭,西和内蒙古毗邻,北临洮南。地理座标东经122°2′13″-122°30′57″,北纬44°13′57“- 45°16′27″。县域内有23个乡(镇)、5个畜牧场。总幅员面积为847511公顷。最高海拔206米,最低海拔138米,年平均气温5.1℃,年降雨量407.6mm,年平均蒸发量为1896毫米,是降水量的4.7
Tongyu County is located in the western part of Jilin Province and the eastern edge of Horqin Sandy Land. It is adjacent to Qian’an in the east, Changling in the south and adjacent to Inner Mongolia in the west and Taonan in the north. The geographical coordinates are 122 ° 2’13 ”-122 ° 30’57“ east longitude and 44 ° 13’57 ”north latitude -45 ° 16’27" north latitude. There are 23 townships (towns) and 5 livestock farms in the county. The total area of 847,511 hectares. The highest elevation of 206 meters, the minimum altitude of 138 meters, the annual average temperature of 5.1 ℃, the annual rainfall 407.6mm, the average annual evaporation of 1896 mm, is the precipitation of 4.7