飞鸟式拱的钢管混凝土主拱可简化为固定拱计算。
The main arch of "fly-bird-type" CFST arch bridge can be considered as fixed arch to calculate.
现在固定的、单面玻璃窗被活动型的、装有双层玻璃的新窗户取代，现在实心拱肩嵌板被明亮的玻璃窗取代以增加自然采光。
Existing fixed, single-glazed Windows were replaced with new, operable, double-glazed Windows and existing solid spandrel panels were replaced with clear glazing to increase natural daylighting.
在晶格中的每个拱相交都由相同的螺栓连接堆叠lvl层固定而成。
Each arch intersection in the lattice is secured with the same custom bolts that connect the stacked LVL layers.
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