Specification and qualification of welding procedures for metallic materials - welding procedure test - hyperbaric dry welding 金属材料焊接程序的规范和鉴定.焊接程序试验.高压干焊
2.
Qualification testing of welders for under - waster welding - part 2 : diver - welders and welding operators for hyperbaric dry welding 水下焊接焊工的资格测验.第2部分：高压干焊的潜水焊工和焊接操作者
3.
Specification and qualification of welding procedures for metallic materials - welding procedure test - part 10 : hyperbaric dry welding 金属材料焊接过程的规范和鉴定.焊接过程试验.第10部分:高压干焊
