steel plain splice

例句：

1. 1. The engineer used a steel plainsplice to connect the pipes together.
   工程师使用钢平接合将管道连接起来。
2. 2. The steel plain splicewas strong enough to withstand the heavyloads.
   这种钢平接合足够坚固，能够承受重负载。
3. 3. Thesteel plain splicewas the only option for repairing the damaged bridge.
   钢平接合是修复损坏桥梁的唯一选择。