orbital arc welding

例句：

1. 1. The orbitalarc welding process is crucialfor the structural integrity of spacecraft.
   轨道焊接过程对于航天器的结构完整性至关重要。
2. 2.The engineers used a special tool toperform the orbital arc welding on the spacecraft's exterior.
   工程师们使用一种特殊的工具在飞船的外部进行轨道焊接。
3. 3. Due to its precisionand efficiency, orbital arc welding has become a popular choice forrepairing damaged parts in spacecraft.
   由于其精确性和效率，轨道焊接已成为修复太空船损坏部件的一种流行选择。