| 1. | Pitchblende and chalcolite are much more radioactive than uranium itself . 沥清铀矿和铜铀云母比纯铀的放射性强得多。 |
| 2. | Standard guide for electroforming with nickel and copper 含镍和铜的电铸标准指南 |
| 3. | The roles of zinc and copper in alzheimer ' s disease 锌和铜在阿尔茨海默病中的作用 |
| 4. | Copper and copper alloys - copper drawing stock wire rod 铜和铜合金.铜拉制杆材 |
| 5. | Copper and copper alloys - eddy current test for tubes 铜和铜合金.管材的涡流试验 |
| 6. | Copper and copper alloys . european numbering system 铜和铜合金.欧洲材料编号制度 |
| 7. | Copper and copper alloys - wire for general purposes 铜和铜合金.一般用途线材 |
| 8. | Copper and copper alloys - electrolytically tinned strip 铜和铜合金.电解锡条 |
| 9. | Copper and copper alloys - forgings ; german version en 12420 : 1999 铜和铜合金.锻件 |
| 10. | And each base had four bronze wheels with bronze axles 30每盆座有四个铜轮和铜轴。 |