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| 水源; 供电电源 | |||
| 供应源 | |||
| 电源 | |||
| 供电电源 | |||
| 供应来源 | |||
| supply source: 53 phrases in 15 subjects |
| Agriculture | 2 |
| Aviation | 1 |
| Business | 4 |
| Commerce | 1 |
| Ecology | 1 |
| Economy | 3 |
| Electric machinery | 2 |
| Electronics | 5 |
| Engineering geology | 3 |
| Finances | 1 |
| Management | 2 |
| Rail transport | 3 |
| Space | 1 |
| Technology | 23 |
| Water resources | 1 |
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