Cov organic chiv fermentation tank feem ntau yog ib qho kev sib xyaw sludge kho cov cuab yeej rau high-kub aerobic fermentation ntawm cov tsiaj nyeg thiab nqaij qaib quav, khib nyiab hauv tsev, sludge thiab lwm yam pov tseg, lom decomposition, thiab kev siv peev txheej.Nta ntawm cov organic fertilize ...
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