pony girder

• 矮大梁

pony girder的用法和样例：

例句

1. The girder was clinched into the wall.
   大梁被钉牢在墙中。
2. I saw with my own eyes a girder fall and crush him to death.
   我眼瞅着一根大梁掉下来把他砸死了。
3. The cross girder center segments of the bents were field bolted.
   构架横梁的中间段在工地用螺栓连接。