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| balance of matter A calculation to inventory material inputs versus outputs in a process system; balance of matter | |||
| mass balance | |||
| material balance; balance on material | |||
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| material balance; balance on material | |||
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| materials balance; balance of materials | |||
| bilan-matieres: 23 a las frases, 6 temas |
| Ambiente | 1 |
| Física nuclear | 12 |
| General | 4 |
| Industria energetica | 4 |
| Química | 1 |
| Recursos naturales y conservación de la vida silvestre. | 1 |