“拱架”怎么读

“拱架”的英语可以翻译为：ow member，lagging jack，arch centering，arch centre ...

拱墩支撑拱架的圆柱或者柱子的顶端部分.The uppermost part of a column or pillar supporting an arch.铁桥有5个拱架, 每个拱架分为两部分.The Iron Bridge has 5 arch ribs, each cast in two halves.南通体育场大 跨度 钢结构拱架坐落在大直径拱脚环梁上.The arch structure is located on large...