循环流化床（CFB）锅炉大部分都选用石灰石粉作为脱硫剂,这对于远离石灰石产区的电厂就难以实现,因此对这些电厂来说,寻求一种新的脱硫......

中、小企业的酸洗废水流量不大，其中主要含有Fe^2+、PO4^3-、Zn^2+和无机酸。采用石灰石升流变速滤床过滤中和至pH值为5.5-6.0，再投......

The hydration performances of slag cement mixed by limestone and anhydritehave been studied. The phase compositions andm......

Three alluvial soil samples with different textures were artificially polluted with chloride solutions of Cd, Pb, Co and......