The use of polypropylene fiber in concrete of the bridge deck paving can improve its tensile strength, bending strength, permeability strength, impact ductility, cracking resistance and toughness.
在桥面铺装层混凝土中掺用聚丙烯纤维能够增强其抗拉、抗折、抗渗、抗冲击能力，并起到阻裂增韧的作用。
2
Tightsen structural adhesives have excellent tensile, shear and peel strength combined with maximum impact, stress and vibration resistance.
泰盛结构胶具有较强的拉伸、剪切与剥离强度，耐冲击、耐压、抗振动。
3
Concrete is one of the brittle materials, which has low tensile strength, poor toughness and poor impactresistance.