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| 力常数; 力恒量 | |||
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force constant : 21 phrases in 9 subjects |
| Automobiles | 2 |
| Bridge construction | 2 |
| Chemistry | 1 |
| Construction | 1 |
| Electronics | 1 |
| Engineering geology | 3 |
| General | 2 |
| Metallurgy | 1 |
| Technology | 8 |
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