本文研究了以管沟污泥等量替代天然细集料制备水泥混凝土。
In this paper, the concrete adding by sewer sludge by replacing of natural aggregate was prepared.
采用管沟污泥等量替代天然细集料，制备了掺管沟污泥的水泥混凝土。
The concrete with sewer sludge fully replacing of natural sand was prepared for the purpose of harmless management, resources utilization and industrialization of city sludge.
采用管沟污泥等量替代天然细集料，制备了掺管沟污泥的水泥混凝土。
The concrete with sewer sludge fully replacing of natural sand was prepared for the purpose of harmless management, resources utilization and industrialization of city sludge.
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