chord width of barrel vault

例句：

1. 1. The architect carefully measured the chord width of the barrel vault to ensure its stability.
   建筑师仔细测量了拱顶的弦宽，以确保其稳定性。
2. 2.The construction of the barrel vault was crucial for the overall design of the building.
   拱顶的建造对于建筑的整体设计至关重要。
3. 3.The engineer used a computer program to calculate the chord width of the barrel vault, which helped to optimize the design.
   工程师使用计算机程序计算了拱顶的弦宽，这有助于优化设计。