On the basis of finding out the reasons for colloidal silica fracture, the bed layer flow speed was decreased through increasing 18.3% of the adsorption column diameter to lead-out a part of tail gas.
在找出硅胶破碎原因的基础上，通过吸附塔直径放大18.3%，引出部分尾气，使床层流速降低。
Pure TS99 could be obtained from pretreatment fermentation broth through macroreticular adsorbent, silica gel column chromatography and thin-layer chromatography.
发酵液经过预处理后，依次用大孔树脂吸附，硅胶柱吸附层析和薄层层析等分离方法即可获得农用抗生素TS99纯品。
Data access is through reading and writing the data storing in spatial column of layer table.
矢量数据的访问就是对层表中空间数据字段的读写操作。
Data access is through reading and writing the data storing in spatial column of layer table.
矢量数据的访问就是对层表中空间数据字段的读写操作。
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