resistance butt welding

例句：

1. 1. The butt weld of the steel beam is strong enough to support the weight of the roof.
   钢梁的搭接焊缝足够坚固，能够支撑屋顶的重量。
2. 2. During the construction process, butt welds are often used to connect different sections of a structure together.
   在施工过程中，搭接焊缝常被用来连接结构的不同部分。
3. 3. The butt welding technique requires precise measurements and attention to detail to ensure the joint is strong and durable.
   搭接焊接技术要求精确测量和注意细节，以确保接头牢固且耐用。