welding test 焊接试验 ; 焊接检验 ; 熔接试验

welding procedure test 焊接工艺试验 ; 焊接过程试验

test piece for welding 焊接试板

welding procedure qualification test 焊接工艺评定试验

pre-production welding test 预生产焊接试验

cracking test for automatic welding 自动焊抗裂试验

Test for Welding 有关焊接测试

Qualification test of welding operators 焊接操作工技能评定 ; 标准焊接操作工技能评定

welding procedure qualification test record 焊接工艺鉴定试验记录