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| 31. | Metallurgical workers always try to replace the nonferrous metals with some ferrous alloys . |
| 冶金工作者总是试图用黑色金属合金代替有色金属。 |
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| 32. | Name of the Item: Expansion& Reformation of Tungsten ore further processing of Nandong Nonferrous Metal |
| 一、目名称：衡阳南东钨业有色金属有限公司钨砂深加工改造扩产。 |
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| 33. | heavy non-ferrous metal alloy |
| 重有色金属合金 |
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| 34. | Sishengjia the manufacturing industry; Metal materials wholesale. |
| 有色金属丝绳加工制造；金属材料批发。 |
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| -- 来源 -- 3-31000091679.energy-brand.cn |
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| 35. | circular sawing machine for non-ferrous metal |
| 有色金属圆锯床 |
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| 36. | The nonferrous metals industry and machinery industry are also very weak. |
| 有色金属工业很薄弱;机械工业的力量也很差。 |
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| 37. | Copper, zinc, lead, aluminium, bronze and brass are nonferrous metals or alloys. |
| 铜、、、、铜和黄铜都是有色金属或合金。 |
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| 38. | Specification for non-ferrous metal survey |
| 有色金属矿山井巷工程测量规程 |
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| 39. | A small ingot of nonferrous metal. |
| 小型的非金属铸块 |
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| 40. | Code for design of electric power supply in non-ferrous metal mines |
| 有色金属矿山电力设计规范 |
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