一、兰州是我国的地理中心兰州的地理位置大致位于我国版图的中心。当然，要确定一个国家绝对的版图中心，对于任何一个国家都是不太容易的，其一是任何一个国家的版图几乎都是不规则的；其二是濒临海洋的国家还有领海、大陆架、海洋专属经济区的问题。但习惯上主要以陆地界限 First, Lanzhou is China’s geographical center Lanzhou’s geographical location roughly in the center of China’s territory. Of course, it is not easy for any country to determine the absolute center of a country. One is that the territory of any country is almost irregular. The other is that the countries that are on the verge of oceans include the territorial sea and the continental shelf, Marine exclusive economic zone. But habitually mainly in the land boundaries