... 下扩大室 lower expansion chamber 下承式公路桥 bottom road bridge ;bottom-road bridge 下承式连续桁架桥 tubular bridge ...
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bottom-road bridge 下承式公路桥
Two, note observation and criterion, particularly is at turn, slopeing way, branch road, top and bottom bridge etc. drive ice snow mushroom shrouding condition down, don't blindly pass.
注意观察和判断，尤其是在转弯、坡道、岔道、上下桥等处被冰雪覆盖情况下，不要盲目通过。
The utility model relates to an anchor capable of locking the bottom of a prestressed steel strand which can be arranged in concrete of side wall of a road bridge U-shaped bridge abutment.
本实用新型涉及一种安装于公路桥U型桥台侧墙混凝土内部的能够锁定预应力钢绞线底 端的锚具。
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