precast beam field 预制梁场
u-shaped precast beam u形预制梁
invertible t-shaped precast beam 倒t形预制梁
U-shaped prestressed precast beam U形预应力预制梁
precast concrete beam 预制混凝土梁
invertible t-shaped prestressed precast beam 倒t形预应力预制梁
32m precast beam m预应力梁
precast beam unit 预制梁构件
precast beam panel 预制梁板
When the earth is filled in advance, movement of abutment induces the contraction of span and cannot install the precast beam.
当事先进行台背填土时，桥台前移将造成跨距缩短而无法安装预制梁。
参考来源 - 软土路基桥台桩基设计计算关键问题研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The invention also provides a fabricating method of the precast concrete beam.
本发明还提供一种对应的预制混凝土梁制备方法。
When the precast I beam is tensioned, the lateral displacement tends to take place and will affect the installation, application and safety of the beam.
后张法预应力混凝土I形梁预制张拉时，易产生侧向位移，影响梁片的安装、使用和安全。
Combined with the construction, the paper introduced the design and application of precast box beam inner form.
根据在太祁高速公路晋祠高架桥箱梁预制中的施工情况，介绍了预制箱梁的内模设计与应用。
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