Study is made on preparation of small concrete hollow block using cinder wet discharged from power plant instead of sand by laboratory and industrial experiments.
通过实验室试验和工业性试制，对用电厂湿排煤渣替代砂配制的混凝土小型空心砌块进行了研究。
The manganese slags after pre-treated can replace coal cinder in producing hollow block.
经过预处理的锰渣可以代替煤渣生产空心砌块；
The manganese slags after pre-treated can replace coal cinder in producing hollow block.
经过预处理的锰渣可以代替煤渣生产空心砌块；
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