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秦岭,横亘于中国中部,是划分中国南方和北方的分界线。秦岭山地范围宽广,其主脉从陕西省宝鸡市太白县的鳌山开始向东延伸至西安市周至县的太自山,将渭河平原和汉中平原隔开。这一带的山地地形复杂,山势险要,沟谷狭窄,阻隔了南北交通。因此,秦岭首先是一条人文的分界线。当年诸葛亮要北定中原,攻取长安(今西安),不敢采纳魏延经武功县直取长安搏险之计,而是向西北绕过主脉,经祁山向北,长途跋涉,一城一地地攻取,可见秦岭的屏障作用之大。在现代中国自然地理和综合农业区划中,秦岭无可
Qinling, lying in central China, is the dividing line between southern China and northern China. The Qinling Mountains have a wide range of mountains and their main veins extend eastward from the Aoshan in Taibai County, Baoji City, Shaanxi Province to the Taizi Mountain in Zhouzhi County, Xi’an City, separating the Weihe Plain from the Hanzhong Plain. The mountainous terrain in this area is complex, the mountain is in danger, and the valleys are narrow, blocking the north-south traffic. Therefore, Qinling is first and foremost a humanistic dividing line. In those days, Zhuge Liang wanted to go north to Central Plains and capture Chang’an (present-day Xi’an). He did not dare to adopt Wei Yan’s theory that Wugong County took Chang An as its risky plan. Instead, it went northwest to bypass the main artery, traveled northward through Qishan, Ground taken, we can see the barrier effect of Qinling. In modern China’s natural geography and integrated agriculture zoning, Qinling no choice