“…The cracks occurred easily in concrete due to its low tensile strength and poor crack resistance, which will do great harm to the quality and durability of concrete structures (Červenka and Papanikolaou, 2008; Cicekli et al, 2007; Contrafatto and Cuomo, 2006; Ripani et al, 2014; Voyiadjis and Abu-Lebdeh, 1994). In order to sense the cracks in time, the intelligent concrete which possess the characteristics of the crack self-sensing characteristic is becoming one of the hottest issues in our world (Downey et al, 2018; Feng et al, 2017; Le and Kim, 2017; Ou, 2005; Sikarwar et al, 2017; You et al, 2017).…”