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| silicon A brittle metalloid element that exists in two allotropic forms; occurs principally in sand, quartz, granite, feldspar, and clay. It is usually a grey crystalline solid but is also found as a brown amorphous powder. It is used in transistors, rectifiers, solar cells, and alloys. Its compounds are widely used in glass manufacture, the building industry, and in the form of silicones | |||
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silicium : 77 фраз в 12 тематиках |
| Довкілля | 4 |
| Електроніка | 25 |
| Енергетика | 3 |
| Загальна лексика | 5 |
| Землезнавство | 6 |
| Інформаційні технології | 9 |
| Медико-біологічні науки | 1 |
| Металургія | 2 |
| Природничі науки | 1 |
| Техніка | 2 |
| Хімія | 18 |
| Харчова промисловість | 1 |