| 1. | Copper alloy cuzn19al6 . bars for aerospace use
航空航天用铜合金棒材cuzn19al6 |
| 2. | Copper tube fittings for construction spigot and socket joint
建筑用铜管管件 |
| 3. | Cube1 . 9 copper alloy bars cube1 . 9 for aerospace construction
航空航天结构用铜合金棒材 |
| 4. | Cuni3si copper alloy bars cuni3si for aerospace construction
航空航天结构用铜合金棒材 |
| 5. | Marine slip - on steel pipe flanges for expanded end copper pipes
船用铜管折边松套钢法兰 |
| 6. | A print or engraving made by using such a plate
铜凹版印刷品用铜凹板印制的印刷品或版画 |
| 7. | Copper and copper - alloy contact wires for electric railway
电气化铁道用铜及铜合金接触线 |
| 8. | Precious brazing filler metals for vacuum service
真空用铜焊贵金属焊料 |
| 9. | Cusn8 . 5p copper alloy bars cusn8 . 5p for aerospace construction
航空航天结构用铜合金棒材 |
| 10. | Copper alloys for resistance welding electrode
电阻焊用铜合金电极材料 |
