| 1. | One - side tig welding with back formation for pure copper 单面焊双面成形工艺 |
| 2. | One side welding both side shaping co2 arc welding technology 2气体保护焊单面焊双面成形技术 |
| 3. | All position automatic welding of pipe one - side welding with back formation 管道全位置自动焊单面焊双面成形 |
| 4. | One - side welding with back formation 单面焊双面成形 |
| 5. | Single - side welding and double - side molding technique with manual tig pipe welding 焊的单面焊双面成形技术 |
| 6. | Analysis of factors influencing on one - side welding with back formation in smaw 手工电弧焊单面焊双面成形影响因素分析 |
| 7. | One - side welding with back formation of pure aluminum plate by using double - wire welding 纯铝中厚板双丝单面焊双面成形工艺 |
| 8. | Single welding and double faced forming with co2 gas metal - arc welding process of welded pipe 2气体保护焊单面焊双面成型焊接工艺 |
| 9. | One - side welding and double - forming welding procedure of ta2 argon tungsten - arc welding 2的钨极氩弧焊单面焊双面成形焊接工艺研究 |
| 10. | Application of the technique of double - side figuaration by single - side welding in container manufacturing 单面焊双面成形技术在集装箱生产中的应用 |