partially prestressed concrete bridge 部分预应力混凝土桥
partially prestressed concrete beams 部分预应力混凝土梁
the partially prestressed concrete 部分预应力混凝土
partially prestressed concrete ppc 部分预应力砼
partially prestressed concrete beam 部分预应力混凝土梁
partially prestressed concrete structure 部分预应力混凝土结构
partially prestressed concrete structures 部分预应力混凝土结构
type B partially prestressed concrete B类部分预应力混凝土
type A partially prestressed concrete A类部分预应力混凝土
The effects of repeated loading on the fatigue shear strength of partially prestressed concrete beams are studied.
本文探讨重复荷载对部分预应力混凝土梁疲劳抗剪强度的影响。
The main difficulty of stress analysis of unbonded partially prestressed concrete beam is how to determine unbonded tendons stress.
使用荷载下无粘结部分预应力混凝土梁应力分析的主要困难，是如何确定无粘结预应力筋的应力。
The study was both experimental and analytical. 22 partially prestressed concrete beams with unbonded tendons and 4 with bonded tendons were tested.
试验研究了22根无粘结和4根有粘结部分预应力梁在三分点荷载作用下的抗弯性能。
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