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| gas-detecting solution | |||
| electrolytic indicator; indicator solution (напр., лакмусовый); indicator solution (напр., лакмусовый) | |||
| gas detecting solution | |||
| indicator solution | |||
| индикаторный раствор: 7 phrases in 4 subjects |
| Chemistry | 1 |
| Electrochemistry | 2 |
| Metallurgy | 2 |
| Weapons of mass destruction | 2 |