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| 经营体制; 操作系统 | |||
| 营运制度 | |||
| 营业制度 | |||
| 作业系统 | |||
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system of operation : 22 phrases in 14 subjects |
| Business | 1 |
| China | 4 |
| Commerce | 2 |
| Computers | 1 |
| Electronics | 3 |
| Hydraulics | 1 |
| Hydroelectric power stations | 2 |
| Metallurgy | 1 |
| Project management | 1 |
| Rail transport | 1 |
| Refrigeration | 1 |
| Scientific | 1 |
| Securities | 1 |
| Technology | 2 |