桥拱是什么意思_桥拱用英语怎么说_桥拱的翻译_桥拱翻译成_桥拱的中文意思_桥拱怎么读,桥拱的读音,桥拱的用法,桥拱的例句

Stone bridges consist of pillars , abutments and arches made up of stones held together by mortar.

石桥由灰浆结合在一起的石头墩子 、 桥台和桥拱组成.

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Big rocks overarch the stream.

大的弓形桥拱悬于河流之上.

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There also can be seen the two pairs of steel hinge - pins that'up'the arch.

同时可以看到的还有两对用于拖住桥拱的铰链销.

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The bridge also serves as a dam, with sluice gates under the arch ways.

此桥也被当作大坝使用, 桥拱设有闸门.

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Bridge Service Center, carving down there looking down at the head.

桥拱中心处雕有向下俯视的龙头.

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