将贝壳用于流化床进行燃烧脱硫试验研究，并与一种优质石灰石比较。
Shell was used in the study of fluidized-bed combustion desulfurization experiment, which was compared with one kind of good limestone.
优质石灰石经高温煅烧，经化学反应、过滤、干燥、筛粉等工艺制作。
The high quality limestone is burned by high heat, through the chemical reaction, filtration, drying, and sieving to reach the finished product.
脱硫石膏是电厂采用石灰石-石灰湿法烟气脱硫的副产品，是一种优质的石膏资源。
Desulfurization gypsum is a by-product using limestone-lime wet flue gas desulfurization by electric power plant and it is a kind of high-quality gypsum resources.
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