interpolation knot

例句：

1. 1. The engineer used an interpolation knot to connect the two pieces of metal together.
   工程师使用一个插值结点将两块金属连接在一起。
2. 2.During the construction process, the interpolation knot was used to ensure the stability of the structure.
   在施工过程中，使用了插值结点来确保结构的稳定性。
3. 3.The interpolation knot was a critical component in the design of the bridge, as it helped to distribute the load evenly across the span.
   插值结点是桥梁设计中的一个关键组件，因为它帮助均匀分布载荷跨越整个跨度。