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| chemical agent | |||
| chemical; chemicals | |||
| 化学制剂: 11 phrases in 7 subjects |
| Automobiles | 1 |
| Earth sciences | 1 |
| Electronics | 1 |
| Nautical | 1 |
| Oil / petroleum | 1 |
| Space | 1 |
| Technology | 5 |
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