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| 31. | The Casting, Fogging, Extrusion, Rolling & Steel |
| 钢材的熔铸、锻造、挤压及延轧 |
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| 32. | automatic plug-rolling mill |
| 自动芯棒轧管机 |
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| 33. | rolling of blooms, slabs and billets |
| 初轧和钢坯轧制 |
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| 34. | To smooth(metal) by rolling or hammering. |
| 精轧用辗或锤来平整（金属） |
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| 35. | hot forge rolling |
| 锻工热滚轧法|热辊锻 |
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| 36. | sandwich rolling |
| 夹层滚轧|夹层辗压|夹心轧制|包层轧制|多层板材轧制 |
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| 37. | rolling and peening |
| (齿面塑变形式) 滚轧与锤击 |
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| 38. | Casting Wheel for Non-ferrous casting & Rolling. |
| 有色金属连铸连轧用结晶铸轮 |
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| 39. | profile and thread rolling die |
| 滚轧型材与螺纹模具 |
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| 40. | Casting Wheel for Non-ferrous casting & Rolling. |
| 有色金属连铸连轧用结晶铸轮 |
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