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41. | bronze smelting technique in ancient China |
| 中国古代青铜冶铸技术 |
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42. | private handicraft in ancient China |
| 中国古代民间手工业 |
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43. | town economy in ancient China |
| 中国古代市镇经济 |
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44. | The legend springs from ancient China. |
| 这传说来自古代的中国。 |
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45. | agricultural books in ancient China |
| 中国古代农书 |
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46. | You have always been part of China since ancient time. |
| 在历史的长河里,你就是中国的河山。 |
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47. | coal mining in ancient China |
| 中国古代采煤技术 |
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48. | understanding of mechanics in ancient China |
| 中国古代力学知识 |
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49. | psychological thoughts in ancient China |
| 中国古代心理学思想 |
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50. | manufacture of weaponry in ancient China |
| 中国古代兵器制造 |
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