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| serial method | |||
| cascade method | |||
| series process | |||
| cascade process | |||
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| tandem process | |||
| 串联法: 20 phrases in 10 subjects |
| Construction | 1 |
| Earth sciences | 1 |
| Electric machinery | 1 |
| Electronics | 1 |
| Hydroelectric power stations | 1 |
| Metallurgy | 3 |
| Oil / petroleum | 1 |
| Project management | 1 |
| Shipbuilding | 1 |
| Technology | 9 |