It is an indicator of density and pore structure of concrete,and the Cl-electric flux and the Cl-permeation coefficients are also related to the pore structure.

• 混凝土电阻率是单位长度单位面积混凝土抵抗电流通过的能力,它反映了混凝土的密实度和孔结构,同时氯离子电通量和渗透系数也与混凝土的孔结构相关。