The experimental results show that steel fiber reinforced self-stressing concrete can significantly increase the cracking load of penstock.
试验结果表明，钢纤维自应力混凝土能够明显地提高压力管道的抗裂承载力。
Test showed that the cracking load, the strength and the deformation capacity of the corbel thus strengthened were all increased in some degree.
试验征明，牛腿采用上述方法加固后，其抗裂度、强度和变形能力均有不同程度的提高。
An axisymmetrical finite element analysis is also made, with which the secondary cracking load and the end slip after secondary cracking can be predicted.
又作了轴对称的有限元分析，能估算次生裂缝出现时的荷载以及次生裂缝出现后的端部滑移。
In the invention, the cracking load, the yield load and the ultimate load of the reinforced concrete beam pasted with the basalt fiber fabrics are improved.
本发明中粘贴玄武岩纤维布后的钢筋混凝土梁，其开裂荷载、屈服荷载和极限荷载均有提高。
It is pointed out that the cause of decrease in cracking load is mainly due to the presence of ducts in concrete elements which weaken the bursting resistance of the anchorage zone.
指出预留孔道削弱了锚固区抗劈裂的能力，成为降低开裂荷载的主要因素。
The concave block the existence of occlusion chain, so shear force is provided by ash from the gap and the chain, and the specimen cracking load and ultimate load are higher than ordinary masonry.
由于混凝土异型砌块咬合链锁的存在，剪力由链锁和灰缝共同承担，试件的开裂荷载和极限荷载均比普通混凝土砌块砌体大。
The conclusion as follows: the cracking load, yielding load , and limiting load are improved after reinforcing by sheet material and among them the improvement of limit loads is the most remarkable;
粘贴片材后，梁的开裂荷载、屈服荷载及极限荷载均有所提高，其中极限荷载提高最为显著；
The result shows that the cracking load and the ultimate load are all increased to different extent, the rate of crack propagation has an obvious betterment and the seismic mechanism is also improved.
试验结果表明，芳纶纤维加固后的砖砌体的开裂荷载和极限荷载均有不同程度的提高，延性及裂缝的开展有明显的改善，抗震性能提高。
The result shows that the cracking load and the ultimate load are all increased to different extent, the rate of crack propagation has an obvious betterment and the seismic mechanism is also improved.
试验结果表明，芳纶纤维加固后的砖砌体的开裂荷载和极限荷载均有不同程度的提高，延性及裂缝的开展有明显的改善，抗震性能提高。
应用推荐