本文将化学净化与吸附净化相结合，考察其对卤水中钙镁离子的深度净化效果。
Combining chemical purification and adsorption purification, this paper studies their effect on further purification of calcium and magnesium ions.
以海水卤水为原料，采用水热法制备了硫酸钙晶须。
Calcium sulphate whisker was prepared by hydrothermal method using seawater or brine as raw material.
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