humus sludge是什么意思

用法例句

The humus activated sludge process with microorganism cultivation reactor filled with humus soil pellets on the basis of traditional activated sludge technology is a new sewage treatment method to improve sewage treatment efficiency.

腐殖活性污泥工艺是在传统活性污泥工艺的基础上增加了填充腐殖土填料的生物培养装置,用于改善活性污泥特性,提高处理效果的新型污水处理方法。