本实用新型提供的载体形态如水草一般，适宜微生物生栖，因而微生物挂膜特性极为理想。
The carrier provided by the utility model has the shape similar to water grass and is suitable for microbe to perch, so the microbe film hanging property is good.
本实用新型提供的载体形态如水草一般，适宜微生物生栖，因而微生物挂膜特性极为理想。
The carrier provided by the utility model has the shape similar to water grass and is suitable for microbe to perch, so the microbe film hanging property is good.
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