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热老化 : 60 phrases in 11 subjects |
| Automobiles | 1 |
| Chemistry | 6 |
| Ecology | 1 |
| Electric machinery | 1 |
| Electronics | 3 |
| General | 2 |
| Oil / petroleum | 3 |
| Plastics | 10 |
| Polymers | 7 |
| Space | 6 |
| Technology | 20 |
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