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| Выход метана (Термин в частности использован в статье "Pre-treatment of wastewater sludge before anaerobic digestion – hygienisation, ultrasonic treatment and enzyme dosing" by Asa Davidsson and Jes La Cour Jansen Agent_wind) | |||
| methane yield: 1 phrase in 1 subject |
| Oil / petroleum | 1 |