| 1. | Welding procedure qualification for steel pressure vessels
钢制压力容器焊接工艺评定 |
| 2. | Computer aided analysis and design for digital circuit
计算机辅助焊接工艺评定的研究与进展 |
| 3. | Autocad is a very popular 2d and 3d cad system
1 . 2焊接工艺评定报告管理系统1 . 3焊工管理系统 |
| 4. | Welding procedure qualification for liquified petroleum gas cylinders
液化石油气钢瓶焊接工艺评定 |
| 5. | The code of welding procedure qualification
焊接工艺评定规程 |
| 6. | Standard for weld procedure qualification of oil and gas metal pipeline
石油天然气金属管道焊接工艺评定 |
| 7. | Welding procedure qualification test for steels , nickel and nickel alloys
钢镍及镍合金的焊接工艺评定试验 |
| 8. | Network based database system for managing welding procedure qualification records
基于网络的焊接工艺评定管理数据库系统 |
| 9. | Establish all necessary wps ' s in accordance with specified standard for all welding processes
根据特定标准对所有的焊接程序都要建立焊接工艺评定。 |
| 10. | The pqr shall include the composition and flow rate of the shielding and inert gas backing , when used
焊接工艺评定记录单上应包括封底焊时所用的惰性保护气体组成成分和流率。 |
