Specific surface area and pore size distribution of alkali modified kaolins were determined by BET method.
采用BET法测定了碱改性高岭土的比表面积和孔径分布。
The distribution parameters have been estimated with either the maximum likelihood method or a modified moment method.
对其中的参数分别用极大似然法和改进的矩法进行了估计。
The hybrid time-frequency method was modified to analyze the simultaneous switching noise in power distribution network.
对时频域混合方法加以改进用于分析电源分配网络同步开关噪声。
Based on this, it is presented to a new method on bad data of distribution systems monitored and modified and a distribution state estimation based on matching power flow.
由此提出了一种新的配电系统不良数据检测及校正的方法，并给出了一种基于配电网匹配潮流状态估计方法。
Carboxylate modified magnetic microspheres were prepared by using modified suspension polymerization method. Their structure, size distribution and magnetic content were measured.
用改进的悬浮聚合法制备了表面含有羧基功能团的聚苯乙烯磁性微球。
Carboxylate modified magnetic microspheres were prepared by using modified suspension polymerization method. Their structure, size distribution and magnetic content were measured.
用改进的悬浮聚合法制备了表面含有羧基功能团的聚苯乙烯磁性微球。
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