knot stability

例句：

1. 1.The rope was tested for knot stability before it was used in the construction.
   在用于建筑之前，绳子进行了结稳定性测试。
2. 2.The engineers were concerned about the stability of the bridge during high winds.
   工程师们担心桥梁在强风中的稳定性。
3. 3. The new design aims to improve the stability of the structure and reduce maintenance costs.
   新设计旨在提高结构的稳定性并减少维护成本。