gray system
| theory
| gray system | |
| tech. | 灰色系统 |
| theory | |
| gen. | …论; 分析; 揣度; 意见; 理念; 观念 |
| econ. | 论说 |
| hydroel.st. | 学说; 见解 |
| hydroel.st. од. | 理论 |
| |||
| 灰色系统 | |||
| |||
| 灰色系统 | |||
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gray system : 10 phrases in 6 subjects |
| Earth sciences | 2 |
| Ecology | 1 |
| Nautical | 1 |
| Road construction | 2 |
| Space | 2 |
| Technology | 2 |