crossarm brace

例句：

1. 1. The engineer used a crossarm brace to support the heavy beam during construction.
   工程师使用交叉支撑架来支撑施工中的重梁。
2. 2. The bridge was reinforced with crossarm braces to increase its load-bearing capacity.
   为了增加桥梁的承载能力，桥体被交叉支撑架加固。
3. 3. The construction crew used crossarm braces to secure the beams in place before they were lifted into place.
   施工队在将梁提升到指定位置之前，使用交叉支撑架固定了它们。