365竞彩

关于污泥膨胀你需要知道的:影响因素,形成条件和解决方案
栏目:365竞彩 发布时间:2018-04-08
污泥膨胀不但发生率高,发生普遍,而且一旦发生难以控制,通常都需要很长的时间来调整。一般来说,活性污泥的SVI值在100左右时,其沉降性能最佳,当SVI值超过150时,预示着活性污泥即将或已经处于膨胀状态,应立即予以重视。

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