介绍了预应力在水工方面的应用,有粘结、无粘结和缓粘结预应力结构计算特点,分析了各种粘结形式预应力结构耐久性的影响因素,工程应用的趋势表明,无粘结、有粘结和缓粘结锚索都具有良好的抗腐蚀性能和耐久性。%The paper introduces the application of prestress in water works,indicates the calculation features for the bonded prestressed structure,the unbonded prestressed structure and bond-retarded prestressed structure,analyzes the influential factors of the dur
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