Conventional concrete has been widely used since its invention: But its easily cracking, low tensile strength and brittleness limit its application in many fields.

• 传统水泥混凝土在受到广泛应用的同时,也因其脆性大,抗拉、抗冲击性能差,易开裂等影响了它在工程方面的进一步应用。