The contact flocculation with the active sand as carrier was applied to clarify the eutrophication lake water.
本文介绍以活性砂为载体的接触絮凝法应用于富营养化湖水澄清处理的研究成果。
A new kind of sand condensate was prepared using bakelite and inorganic clay as main ingredients with standard quartz sand as carrier.
以标准石英砂为载体，由酚醛树脂、无机粘土为主要成分制备出有机-无机复合防砂固砂剂。
Meanwhile, it can be used as catalyst carrier, insulator and precision founding sand, etc.
还可用做触媒体，绝缘体以及精密铸造砂等。
Meanwhile, it can be used as catalyst carrier, insulator and precision founding sand, etc.
白刚玉微粉还可用做触媒体，绝缘体以及精密铸造砂等。
Meanwhile, it can be used as catalyst carrier, insulator and precision founding sand, etc.
白刚玉微粉还可用做触媒体，绝缘体以及精密铸造砂等。
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