 |
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| 与降低的成本成比例 (the cost reduced); 相称 (the cost reduced) | |||
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| 与成正比 | |||
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proportional to : 32 a las frases, 12 temas |
| Científico | 6 |
| Comercio exterior | 2 |
| Contabilidad | 4 |
| Economía | 2 |
| Electrónica | 2 |
| Estadísticas | 2 |
| General | 3 |
| Matemáticas | 2 |
| Metalurgia | 2 |
| Silvicultura | 3 |
| Sociología | 1 |
| Tecnología | 3 |