混凝土桥面板作为桥梁的重要组成部分，维修频率最高。

As the most damageable component of bridge, concrete bridge deck is maintained more often than others.

youdao

混凝土桥面板作为桥梁的重要组成部分，维修频率最高。

As the most damageable component of bridge, concrete bridge deck is maintained more often than others.

youdao