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| the gas mixes well with air,explosive mixtures are easily formed; the vapour mixes well with air,explosive mixtures are easily formed | |||
| Bildung explosibler Gemische: 3 фрази в 1 тематиці |
| Загальна лексика | 3 |
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| the gas mixes well with air,explosive mixtures are easily formed; the vapour mixes well with air,explosive mixtures are easily formed | |||
| Bildung explosibler Gemische: 3 фрази в 1 тематиці |
| Загальна лексика | 3 |