變更

[[File:高程控制测 量量1.jpg|缩略图|[https://image.baidu.com/search/detail?ct=503316480&z=0&ipn=d&word=%E9%AB%98%E7%A8%8B%E6%8E%A7%E5%88%B6%E6%B5%8B%E9%87%8F&step_word=&hs=0&pn=29&spn=0&di=67210116600&pi=0&rn=1&tn=baiduimagedetail&is=0%2C0&istype=0&ie=utf-8&oe=utf-8&in=&cl=2&lm=-1&st=undefined&cs=11158725153545007853%2C7896588112C473803389&os=21974249822442826501%2C3137603172C3731584437&simid=0%2C0&adpicid=0&lpn=0&ln=1332&fr=&fmq=1620129746244_R1620130518562_R&fm=&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=https%3A%2F%2Fgimg2.baidu.com%2Fimage_search%2Fsrc%3Dhttp%3A%2F%2Ftd2Fwww.sxriwendangwang.netcom%2F_upload2Fpic%2Farticle2F891768162f50703b49de94a8%2Fimages%2Fb0%2F7a%2F2f2ed14f4324ac2e1063b570e328%2Fe0777d862F9-810-jpg_6-23481080-4ec40-9d0c0-b5dc2be3ffef_d1080.jpg%26refer%3Dhttp%3A%2F%2Ftd2Fwww.sxriwendangwang.netcom%26app%3D2002%26size%3Df9999%2C10000%26q%3Da80%26n%3D0%26g%3D0n%26fmt%3Djpeg%3Fsec%3D16227217553D1622722523%26t%3D82e017ff0b03a2f30bca40aeb5a245b03D82cd3b188056bedb678713606377fad8&fromurl=ippr_z2C%24qAzdH3FAzdH3Fp1_z%26e3Bfx6t_z24qAzdH3FAzdH3Fooo_z%26e3BgjpAzdH3Fda8lAzdH3F8d88AzdH3Fvblwnl80aAzdH3Frw2j_z26e3Bojg1wg2owg2_z%26e3Bip426e3Bv54AzdH3F15vAzdH3Fbl80mb8mduca0ank9l1jl9wbAzdH3Fl&gsm=14&rpstart=0&rpnum=0&islist=&querylist=&force=undefined 原图链接][https://tdwww.sxriwendangwang.net/2019com/1211doc/c89a39170891768162f50703b49de94a8/page.htm 9 来自 高铁工程学院文档网]]]