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| 电缆芯直径比 | |||
| 孔洞率 | |||
| core ratio: 10 phrases in 7 subjects |
| Aviation | 1 |
| Electronics | 2 |
| Explosives and Explosive Ordnance Disposal | 2 |
| Finances | 2 |
| Forestry | 1 |
| Oil / petroleum | 1 |
| Technology | 1 |
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