On the analysis of market requirement, resource situation and technology, feasibility of the extraction of dehydrated calcium chloride from the old brine was discussed.
通过对市场需求、资源状况以及技术上的分析，对利用盐田老卤提取脱水氯化钙的可行性进行了探讨。
It may be a brine containing only selected solids of appropriate particle size ranges (salt crystals or calcium carbonate) and polymers.
它可以是一种只包含一定颗粒范围的固相颗粒(盐的晶体和碳酸钙)和聚合物的盐水。
Calcium sulphate whisker was prepared by hydrothermal method using seawater or brine as raw material.
以海水卤水为原料，采用水热法制备了硫酸钙晶须。
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