AC argon arc welding is used for the repair according to the leakage check and welding characteristics of aluminum materials, hardware device is strengthened, operation criterion are perfected.

• 采用的查漏方法,根据铝材的焊接特点选择交流氩弧焊进行修复,并采取增加硬件设施和完善操作规范的预防措施。