曳开桥;开合桥;
This thesis is draw lesson of bridge evaluation.
本论文为今后的桥梁评估工作起到了一定的借鉴作用。
The generator supplies the tower here, the draw bridge there and all the machinery, here, here and there
供电的发电机吊桥各种机器
Walking Beam-erecting Crane for Oblique Draw Bridge with large Span
大跨度斜拉桥步履式架梁起重机
A side view of the same draw bridge.
侧看相同的一座可开合的桥梁.
I am attaching two pictures of another kind of draw bridge I took last week while traveling in Florida down to the southernmost point in continental US.
我贴上两张另一种可开合桥梁的照片,是我上星期到佛罗里达州的美国大陆最南点旅游时拍的。
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