triangular loop

例句：

1. 1. The engineer designed a triangular loop to reinforce the structure.
   工程师设计了一个三角形环来加固结构。
2. 2. The team used a triangular loop to connect the two pieces of equipment together.
   团队使用一个三角形环将两件设备连接在一起。
3. 3. The triangular loop was used as a temporary fix until the main cable could be replaced.
   这个三角形环被用作临时固定，直到主电缆可以更换。