The thrust at spring of spandrel arch makes it different between compound bridge and ordinary bridge.

  • 复拱桥腹拱拱脚对主拱有较大水平推力作用,这一水平推力使得复拱桥受力与普通拱桥有所不同.

  • 互联网摘选 2025-01-19 10:32:38

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