| |||
| 技术开发 | |||
| 生产工艺发展 | |||
| 工艺发展 | |||
| 技术发展 | |||
| |||
| 技术开发 (无需定义。) | |||
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technological development : 33 phrases in 13 subjects |
| Architecture | 1 |
| Automobiles | 2 |
| Bridge construction | 2 |
| Business | 7 |
| China | 8 |
| Earth sciences | 1 |
| Economics | 1 |
| Electronics | 1 |
| Metallurgy | 1 |
| Planning | 1 |
| Technology | 3 |
| Textile industry | 2 |
| United Nations | 3 |