阐述了进一步降低膨润土用量，提高球团矿质量的途径和方法。
And then some ways which could decrease the bentonite addition to increase the pellet grade and improve the pellet quality were proposed.
在沙土上通过沙滤管培养，研究了不同膨润土用量对土壤肥力的影响。
Cultivation experiments with sand filter pipe have been carried out to study the effect of different dosage of bentonite on sandy soil fertility.
采用单因素分析方法，考察苯甲酸用量、分散剂用量、反应时间等因素对苯甲酸有机膨润土有机物含量的影响。
In the experiment, single-factor analysis was adopted and the influence of the amount of benzoic acid and solvent and the reaction time on the organic con- tent in bentonite was studied.
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