P in order to achieve the required design working life of the structure, adequate measures shall be taken to protect each structural element against the relevant environmental actions.

为了使建筑物达到规定设计使用年限，必须采取充分的措施保护每个构件免受相关环境作用的影响。

P The reinforcement shall have adequate bendability to allow the use of the minimum mandrel diameters specified in Table 8.1 and to allow rebending to be carried out.

钢筋必须有充分的可弯曲性来保证表8.1中规定的最小圆轴直径可以使用，同时可以实现重新弯曲。

P The surface characteristics of ribbed bars shall be such to ensure adequate bond with the concrete.

带肋钢筋的表面必须保证其与混凝土的充分粘性。