光学显微镜观察，污泥表面附着有各种球菌、杆菌、丝状菌以及原、后生动物。
It was observed by optical microscope that bacteria, filamentous microorganism, protozoan and metazoan were adhered on the surface of the sludge.
电镜扫描显示缺氧颗粒污泥主要由球菌和杆菌组成，未发现有丝状菌。
The microbiology of anoxic granules has also then been examined. The picture showed the granules were mainly made up of cocci and bacillus and no filamentrous bacterium was found during experiment.
第二格室，甲烷杆菌为优势菌群，还有少量的球菌，丝状菌几乎没有；
In the No. 2 compartment there are a great many bacillus, little coccus, no filamentous fungus.
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