dangqian，dalu“bazongbaheng”gaotieluwangzhengjiamixingcheng，siwanduogonglideyunyinglichengguanjuequanqiu，zaishijieshangweiyishixianshisu350gonglishangyeyunying，shulixingyebiaogan。当(dang)前(qian)，(，)大(da)陆(lu)“(“)八(ba)纵(zong)八(ba)横(heng)”(”)高(gao)铁(tie)路(lu)网(wang)正(zheng)加(jia)密(mi)形(xing)成(cheng)，(，)四(si)万(wan)多(duo)公(gong)里(li)的(de)运(yun)营(ying)里(li)程(cheng)冠(guan)绝(jue)全(quan)球(qiu)，(，)在(zai)世(shi)界(jie)上(shang)唯(wei)一(yi)实(shi)现(xian)时(shi)速(su)3(3)5(5)0公(gong)里(li)商(shang)业(ye)运(yun)营(ying)，(，)树(shu)立(li)行(xing)业(ye)标(biao)杆(gan)。(。)