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| 供应中心 | |||
| 支持中心; 支援中心 | |||
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support center : 89 phrases in 13 subjects |
| Air defense | 4 |
| Automobiles | 4 |
| Aviation | 29 |
| Electric machinery | 1 |
| Electronics | 17 |
| Finances | 1 |
| General | 6 |
| Information technology | 2 |
| Nuclear and fusion power | 1 |
| Rail transport | 2 |
| Space | 10 |
| Technology | 7 |
| United States | 5 |
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