| 以4种天然植物材料为碳源的固相反硝化研究 | 
| 彭锦玉,张克峰,王全勇,丁万德 | 
| Solid phase denitrification using four natural plant materials as carbon sources | 
| Jinyu PENG,Kefeng ZHANG,Quanyong WANG,Wande DING | 
| 图6 4种植物材料预处理前后扫描电镜分析 | 
| Fig.6 SEM analysis of four plant materials before and after pretreatment | 
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