[[File:地形.jpg|缩略图|1]] |居右|450px|[http://image.baidu.com/search/detail?ct=503316480&z=0&ipn=d&word=%E9%BB%84%E5%B1%B1%E6%99%AF%E5%8C%BA%E5%9C%B0%E5%BD%A2&step_word=&hs=0&pn=165&spn=0&di=27720&pi=0&rn=1&tn=baiduimagedetail&is=0%2C0&istype=2&ie=utf-8&oe=utf-8&in=&cl=2&lm=-1&st=-1&cs=3037346576%2C3003970076&os=2882251775%2C3944352251&simid=3372261287%2C97965112&adpicid=0&lpn=0&ln=1083&fr=&fmq=1570585749674_R&fm=index&ic=undefined&s=undefined&hd=undefined&latest=undefined&copyright=undefined&se=&sme=&tab=0&width=undefined&height=undefined&face=undefined&ist=&jit=&cg=&bdtype=0&oriquery=&objurl=http%3A%2F%2Fimg.kj-cy.cn%2Fuploads%2Flitimg%2F20160816%2F1471311274122890.jpg&fromurl=ippr_z2C%24qAzdH3FAzdH3Fooo_z%26e3Bh3-vy_z%26e3BvgAzdH3Fip4AzdH3Fda8mb8bAzdH3Fd0da0m_z%26e3Bip4&gsm=&rpstart=0&rpnum=0&islist=&querylist=&force=undefined 原图链接][http://www.kj-cy.cn/htm/2016818/272076.htm 图片来源于书通网]]]