approval testing of welders meaning in Chinese
焊工录用考试
Examples
- Approval testing of welders - fusion welding - copper and copper alloys
焊工的认可测试.熔焊.铜及铜合金 - Approval testing of welders - fusion welding - nickel and nickel alloys
焊工的认可测试.熔焊.镍及镍合金 - Approval testing of welders . fusion welding . part 4 : nickel and nickel alloys
焊工合格测试.熔焊.第4部分:镍和镍合金 - Approval testing of welders . fusion welding . part 3 : copper and copper alloys
焊工合格测试.熔焊.第3部分:铜及铜合金件 - Approval testing of welders - fusion welding - titanium and titanium alloys , zirconium and zirconium alloys
焊工的认可测试.熔焊.钛和钛合金.锆和锆合金