The influence of concrete creep on bridge structure under the construction and operation stage for prestressed concrete continuous rigid frame bridge and cable-stayed bridge is also analyzed.
本文还针对预应力混凝土连续刚构桥和斜拉桥，分析计算了其在施工和运营阶段，混凝士徐变对桥梁结构的影响。
But the curve continual rigid frame bridge unified the curve beam bridge and the rigid frame bridge 's stress characteristic, which causes the structure analysis to become complex.
但曲线连续刚构桥结合了曲线梁桥和刚构桥的受力特点，使结构分析变得复杂。
This continuous rigid-frame bridge construction of complex structure, and environmental factors, increases the difficulty of construction.
该连续刚构桥构造复杂，且受施工环境因素制约，增加了该桥施工难度。
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