bridge board 桥板 ; 楼梯侧板 ; 楼梯梁
Cable bridge board 电缆过桥板
bridge hollow board 桥梁空心板梁
precast bridge surface board 预制桥面板
hollow board beam bridge 空心板梁桥
N a board on both sides of a staircase that is cut to support the treads and risers 楼梯侧板 (Also called cut string)
This board on the bridge is shaky.
这块桥板直颤悠。
Will a board who meets so infrequently and does so little be able to help Berkshire bridge to the future?
一个开会次数如此稀少、疏于行动的董事会能帮助伯克希尔迈向未来吗？
Investigators with a National Transportation Safety Board are being dispatched at the site of a collapsed bridge in Washington State.
美国国家运输安全委员会的调查人员已被派往华盛顿州倒塌大桥的事故现场。
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