| 1. | The cloud-mussed sky turned a vague copper color .
堆满乌云的天空现出一种混沌的紫铜色。 |
| 2. | 62 brass sheet , t3 or t4 copper sheet , not above grade 1
或t4紫铜片，不大于1级 |
| 3. | Metal argon arc welding of red copper and low carbon steel
紫铜与低碳钢的熔化极氩弧焊 |
| 4. | Copper and brass tubes of circular section
紫铜和黄铜圆管 |
| 5. | Ali , " cried he , striking at the same time on the brazen gong
他喊道，并在那面紫铜的铜锣上敲了一下。 |
| 6. | Chemical polishing technology of copper in a solution based on fecl3 and hcl
体系紫铜化学抛光工艺的探讨 |
| 7. | Main products include red copper tu
主导产品：紫铜tu |
| 8. | Mechanics properties of welded joints between pure copper and stainless steel
紫铜与不锈钢焊接接头的力学性能 |
| 9. | Corrosion behavior of welded joints of copper pipe in artificial seawater
紫铜海水管焊接部位在人工海水中的腐蚀行为 |
| 10. | Processing of friction stir welding of red copper and analysis of its joint properties
紫铜的搅拌摩擦焊工艺与接头性能分析 |
