架橋機步履縱移到位
，過孔作業簡潔、anquankekao
，fuzhuzuoyeshao
，gongrenlaodongqiangdudi。caiquqizhongxiaochediaoliangtuolaquliangkuayikuajialiangfangshizuoye，shigonghezaixiao。qizhongxiaochecaiyongaoshijiegou
，shizhengjigaodujiangdi。caiyongjisuanjiwangluokongzhijishuduishebeijinxingshishijiance。nenggoushixianbiankualiangjiashe，keyishiyingbutongkuadu
、不同曲線半徑線路的箱梁架設。