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| electrical and mechanical | |||
| 机和电 的: 21 phrases in 13 subjects |
| Automobiles | 1 |
| Business | 1 |
| Computers | 1 |
| Economy | 1 |
| Electronics | 4 |
| General | 4 |
| Household appliances | 1 |
| Project management | 2 |
| Securities | 1 |
| Shipbuilding | 1 |
| Technology | 1 |
| United Nations | 2 |
| Wind Energy | 1 |
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