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| flint; gravel; pebble (Kieselstein); silicic; pebble stones; pebbles | |||
| silica silicion dioxide | |||
| pebble stone; stone | |||
| shingle | |||
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| silica; silex | |||
| rubble | |||
| pebble; pebblestone; pimplestone | |||
| pebble (particle size from 4 to 60 mm) | |||
| |||
| siliceous; silicious | |||
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Kiesel : 1 短语, 1 学科 |
| 技术 | 1 |