| |||
| placa de fondo | |||
| placa base; chapa de protección de la placa base; placa de fondo en la colada en sifón | |||
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bottom plate : 14 phrases in 6 subjects |
| Chemistry | 1 |
| Industry | 5 |
| Mechanic engineering | 2 |
| Metallurgy | 4 |
| Nuclear and fusion power | 1 |
| Thermal Energy | 1 |