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一、概述辽宁省位于我国东北区南部,在北纬38°43′～43°26′和东经118°53′～125°46′之间。东北部与吉林省接壤,西北部与内蒙古自治区毗邻,西南部与河北省交界,南濒黄,渤二海,东南部以鸭绿江与朝鲜分界。全省总面积约15万平方公里。东西两侧山地丘陵约占62％;中部平原约占30％,主要为辽河及其支流冲积而成,故称辽河平原,海拔多在50米以下。全省大小河流300余条,主要属辽河流域,辽河流贯全省。全省有大中型水库数十座,著名的有大伙房、清河、柴河、参窝、汤河等水库。全省水域面约占8％。
I. General Liaoning Province is located in the southern part of Northeast China, between 38 ° 43 ’~ 43 ° 26’ north latitude and 118 ° 53 ’~ 125 ° 46’ east longitude. The northeast borders Jilin Province, the northwest borders the Inner Mongolia Autonomous Region, the southwest borders Hebei Province, the Yellow Sea and the Bohai Sea to the south, and the Yalu River and North Korea from the southeast. The province’s total area of about 150,000 square kilometers. About 62% of the mountains on both sides of the east and west; about 30% of the Central Plains, mainly Liaohe and its tributaries alluvial, it is called Liaohe Plain, more than 50 meters above sea level. The size of the province more than 300 rivers, mainly Liaohe River Basin, Liaohe River runs through the province. The province has dozens of large and medium-sized reservoirs, the famous big room, Qinghe, Chaihe, Shenwo, Tanghe and other reservoirs. The province’s water area accounts for about 8%.