论文部分内容阅读
前言大通回族土族自治县在青海省的东北部,它位于湟水以北,祁连山以南。东邻互助,西接海晏、湟中,南与西宁市郊接壤,北与门源隔山相依。全县总面积为3,090平方公里。大通县因地处青藏高原和黄土高原的过渡地带,属高原大陆性气候,且是一个多山地区,地形复杂,气候垂直差异明显,霜冻、冰雹、春旱、秋涝等自然灾害比较频繁。
Introduction Datong Tuzu Autonomous County is located in the northeast of Qinghai Province. It is located to the north of Qishui and south of Qilian Mountain. East neighbor mutual aid, west Haiyan, Langzhong, south and Xining suburbs bordering the north and the door source mountain dependent. The county a total area of 3,090 square kilometers. Because Datong County is located in the transitional zone between the Qinghai-Tibet Plateau and the Loess Plateau, it belongs to the plateau continental climate and is a mountainous area with complex topography and obvious vertical differences in climate. Natural disasters such as frost, hail, spring drought and autumn flood are relatively frequent.