precast concrete beam 预制混凝土梁
precast pretensioned concrete beam 预制先张混凝土梁
precast prestressed concrete beam 预制预应力混凝土梁 ; 预制混凝土砌块
precast pblowressed concrete beam 预制预应力混凝土梁
concrete precast box beam 混凝土预制箱梁
precast concrete box-beam 混凝土预制箱梁
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。
In this paper the moment redistribution due to prestressing in precast segment continuous prestressed concrete beam erected by cantilever method is described.
本文叙述了悬臂拼装预应力混凝土连续梁的预加力引起的弯矩重分布。
The hidden corbel is the vital supporting member in the dry beam-column connections in full precast concrete frame.
在全预钢筋制混凝土框架梁柱干式暗牛腿节点中，钢筋混凝土暗牛腿是重要的竖向传力构件。
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