结果表明，选择适合的水力停留时间，白腐菌可以形成生物膜，生物膜的活性高，稳定性好。
The results showed that at optimal hydraulic retention time, the fungus could form steady biofilm with high activity and stability on the carrier surface.
生物膜的祸根：细菌粘合到一起形成一个防护型的整体，可以抵抗病毒的攻击。
The bane of biofilms: Bacteria bound together in a protective matrix tend to resist viral attack.
由此可以防止或者至少减少在注入装置(8)的区域内形成生物膜。
So that forming of biological film in the region of the dispensing device (8) can be prevented or at least reduced.
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