beam gantry

例句：

1. 1.The beam gantry is used to support the weight of heavy equipment on a construction site.
   梁式起重机用来支撑工地上重型设备的重压。
2. 2. The beam gantry was designed to withstand high winds and heavy rain.
   梁式起重机设计来承受强风和大雨。
3. 3.The beam gantry was essential for ensuring the safety of workers during construction.
   梁式起重机对于确保施工工人的安全至关重要。