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图 1 不同配比菜籽饼与牛羊粪日产沼气量
Figure 1. Daily biogas production of mixture of rapeseed cake and cow dung-sheep manure
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图 2 不同配比菜籽饼与牛羊粪累积沼气产量
Figure 2. Cumulative biogas production of mixture of rapeseed cake and cow dung-sheep manure
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图 3 不同处理发酵过程中VFA质量浓度的变化情况
Figure 3. Changes of VFA concentration during different fermentation processes
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图 4 不同处理发酵过程中碱度的变化情况
Figure 4. Changes of alkalinity during different fermentation processes
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图 5 不同处理发酵过程中氨氮质量浓度的变化情况
Figure 5. Changes of ammonia nitrogen during different fermentation processes
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图 6 不同处理发酵过程中pH的变化情况
Figure 6. Changes of pH during different fermentation processes
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图 7 实测累积产沼气量及拟合曲线
Figure 7. Curves of measured cumulated biogas production and fitted gas production
Figure
7 ,Table
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