桩基决定了桥梁的运行安全与服务寿命。
Pile foundation determines the safe operation of the bridge and service life.
具有超长的服务寿命和很高的可靠性，可以应用于苛刻的高低温环境、恶劣的电力条件。
Has a long service life and high reliability, can be used in the demanding high and low temperature environment, poor power conditions.
目前有大量的钢筋混凝土结构遭到由钢筋锈蚀导致的破坏，使其服务寿命低于设计值或预期值。
Nowadays a great number of reinforced con Crete structures suffered from the damage caused by corrosion of rebar, which may short-en the service life of the structure.
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