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кварцевый кристалл
| наушника
| кварцевые кристаллы | |
| tech. | crystals |
| наушник | |
| gen. | informer; ear-cap; ear-plate; ear plate; ear-tab |
| amer. | earflap |
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| quartz; quartz crystal | |||
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| crystals | |||
| кварцевый кристалл: 5 phrases in 4 subjects |
| Automated equipment | 1 |
| Metallurgy | 1 |
| Technology | 2 |
| Telecommunications | 1 |