| 1. | Requirement for soldering technology of pcb assembles 印制电路组件装焊工艺要求 |
| 2. | Study on friction stir welding process of al alloys 铝合金的搅拌摩擦焊工艺研究 |
| 3. | Rule of examination for submarine hull structrue welder 潜艇船体结构焊工考试规则 |
| 4. | Review and update all welder certificates as required 按要求审核并更新焊工证书 |
| 5. | Would you like to talk to the welder ( inspector ) 你要和焊工(检查员)谈谈吗? |
| 6. | Qualification test of welders - fusion welding for steels 钢熔化焊焊工技能评定 |
| 7. | Qualification test of welders - fusion welding - steels 焊工的资格鉴定试验.熔焊.钢 |
| 8. | Approval testing of manual welders - fusion welding - steel 钢熔化焊手焊工资格考核方法 |
| 9. | Friction stir welding process of aluminum alloy lf6 with copper t 1的搅拌摩擦焊工艺 |
| 10. | These products can be run on autocad 2002 to 2008 验记录和焊工焊绩信息等四部分组成。 |