wood-and-steel composite truss

例句：

1. 1. Thewooden and steel composite trusses areused in the construction of bridges.
   这种木质与钢铁复合材料桁架用于桥梁建设。
2. 2. The engineer designed a wooden and steelcomposite trusses to support the weightof the building.
   工程师设计了一种木质与钢铁复合材料桁架来支撑建筑物的重量。
3. 3.The wooden and steel composite trusseswere installed quickly and efficiently, saving usa lot of time.
   木质与钢铁复合材料桁架安装得很快且效率高，节省了我们很多时间。