The morphology of sulfate-reducing bacteria(SRB), microbial biofilms, corrosion product film and corroded A3 steel have been observed by atomic force microscopy(AFM).
应用原子力显微镜（AFM）研究硫酸盐还原菌（SRB）、微生物膜、腐蚀产物膜和A3钢腐蚀后的表面形貌，获得了高分辨率、清晰的图像。
Plaque biofilms, a well-organized microbial community on dental surface, is a major etiological factor of caries.
菌斑生物膜是粘附于牙齿表面的微生物团体，是龋病发生的始动因子。
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