suizhewoguojiaotongjichusheshidedaguimojianshe，tebieshigaosugonglujianshedefeisufazhan，liqinglumianyizhanyouyuelaiyuezhongyaodeweizhi
，bansuizhegonglujiaotongliangdezengda，tongxingzaihedezengjia
，jiaotongdequhuadengdeng，duigaodengjiliqinglumiandegongchengzhilianghenaijiuxingtichulegenggaodeyaoqiu。weilebimianyibandeliqinglumianjingchangchuxiandezaoqiposun，ruchezhe、開裂、坑keng槽cao等deng病bing害hai而er影ying響xiang其qi使shi用yong壽shou命ming
，近jin年nian來lai

，將jiang工gong業ye化hua生sheng產chan的de高gao分fen子zi合he成cheng纖xian維wei作zuo為wei加jia強qiang材cai料liao應ying用yong於yu瀝li青qing混hun凝ning土tu中zhong，已yi得de到dao了le我wo國guo交jiao通tong業ye內nei及ji公gong路lu研yan究jiu部bu門men的de普pu遍bian關guan注zhu和he廣guang泛fan認ren同tong。

  &nbs..