论文部分内容阅读
一、汉江地理方位及地质构成汉江是长江最长的支流,地原于陕西省境内的宁强县,流经陕西省和湖北省的汉中、安康、白河、旬阳、郧西、郧县,穿越十堰,注入丹江口,至武汉而进入长江。全长1532公里,源域面积达48万平方公里。汉江地理位置优越,西接大巴山,北依秦岭,南靠武当山、神农架,地质结构复杂,火成岩丰富,上游流经之地又多为崇山峻岭,峡谷
I. Geographical Position and Geological Structure of the Han River The Hanjiang River is the longest tributary of the Yangtze River and flows through the provinces of Hanzhong, Ankang, Baihe, Xunyang, Yunxi, Yunxian and Yunxian in Shaanxi Province and Hubei Province. Cross Shiyan, into the Danjiangkou, to Wuhan and into the Yangtze River. A total length of 1532 kilometers, the source area of 480,000 square kilometers. Hanjiang geographical location, west of Daba Mountain, according to Qinling Mountains in the north, south of Wudang Mountains, Shennongjia, geological structure is complex, rich in igneous rock, the upper reaches of the flow through the mountains and more for the mountains, valleys