The site test on the prestressed frame beam was introduced.
介绍了现场进行的预应力框架梁测试。
The location of prestressed steel beam deviation exactly what impact on the structure.
而预应力钢束位置的偏差究竟对结构产生怎样的影响。
Unbond prestressed concrete wide flat beam-slab structure is a new type of floor system.
无粘结预应力混凝土扁梁-平板结构体系是一种新型的楼盖体系。
Unbond prestressed concrete wide flat beam-slab structure is a new type of floor system.
无粘结预应力混凝土扁梁-平板结构体系是一种新型的楼盖体系。
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