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| periodic law; periodic law (химических элементов Менделеева) | |||
| periodic law (напр., Менделеева) | |||
| periodic law (Менделеева) | |||
| Mendeleev's law | |||
| периодический закон: 9 phrases in 7 subjects |
| American usage, not spelling | 1 |
| Chemistry | 1 |
| Construction | 2 |
| General | 1 |
| Makarov | 1 |
| Physics | 1 |
| Technology | 2 |