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计量系数 : 16 phrases in 8 subjects |
| Business | 2 |
| Chemistry | 1 |
| Compressors | 1 |
| Electrochemistry | 2 |
| Electronics | 1 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Oil / petroleum | 1 |
| Technology | 7 |
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