Based on the research in the medium and strong polar glass capillary column, the coating on the barium sulfate micro crystal modified surface with apolar and weak polar liquid phase is investigated.
本文在中等极性和强极性玻璃毛细管柱研究的基础上，对弱极性和非极性固定液在硫酸钡微晶改性表面上的涂渍情况作了详细的研究。
Application experimentation show that modified barite powder takes the place of precipitated barium sulfate in offset coated paper, coating and paint etc.
应用实验表明：改性超细粉在铜版纸涂布和油漆中可以替代沉淀硫酸钡。
The paper detailed the improvement of the modified nephelometry with barium sulfate for the sulfate ion detection in water, basing on condition experiments.
通过条件试验，对改良比浊法测定水中硫酸根方法进行了改进。
The paper detailed the improvement of the modified nephelometry with barium sulfate for the sulfate ion detection in water, basing on condition experiments.
通过条件试验，对改良比浊法测定水中硫酸根方法进行了改进。
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