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【单选题】
下列关于生物接触氧化处理技术原理和特点描述中错误的是:A.
生物接触氧化实质上是一种生物膜处理法
B.
生物接触氧化装填填料,并安装有曝气装置,因此在池内能够形成气液固三相共存体系
C.
由于生物膜表面不断受到曝气吹脱和水流搅拌等作用,生物膜的活性和氧利用率相对较低
D.
生物膜中生长着大量丝状菌和其他微生物,形成密集生物滤网,能对废水起到净化作用
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