Percolating and the equivalent electrical circuit of cement - based conductive composite are analyzed . the characteristics of the lower percolation are found out . a new way to determine the lower percolation is proposed . carbon fiber reinforced cement and graphite conductive cement are studied to identify the new way . it is found that the new way is precise and convenient to determine the lower percolation of cement - based conductive composite 从理论上分析了水泥基导电复合材料的渗滤过程及其等效电路，得出了导电材料含量达到下阈值时的特征，提出了一种新的判定水泥基导电材料下阈值的方法，并用碳纤维增强水泥和石墨导电水泥进行了验证，发现这种新方法可以方便准确地确定水泥基导电复合材料的下阈值。
The application of nano powder in conductive antistatic materials is introduced , including nano conductive powder , nano conductive vapor gel , nano conductive wave absorbent , carbon nanotube , nano conductive fiber , nano superconductor and nano inorganic / organic composite conductive materials 摘要介绍了纳米粉体在导电抗静电材料中的应用，包括纳米导电粉体、纳米导电气凝胶、纳米吸波导电材料、碳纳米管、纳米导电纤维材料、纳米超导材料，以及纳米无机有机复合导电材料等。
