| 1. | In addition , the shapes can retard the development of cracks and improve the shearing strength according to the results
同时试验结论还表明，采用型钢加强对抑制裂缝的发展和抗震有较好的作用。 |
| 2. | The bending property of hsc structure under blast load is also observed . throughout all these tests the development of cracks is recorded
另外进行了浅埋高强混凝土拼装式箱形结构化爆试验，以检验其动载抗弯性能。 |
| 3. | Various defects of the runner caused in its design , manufacture process and excessive residual tensile stress promote the initiation and development of cracks excessively
转轮在设计和制造过程中形成的各种缺陷以及过大的残余拉应力加速了裂纹的萌生和扩展。 |
| 4. | Secondly , comparison of the tested results unveiled effect of various longitudinal reinforcement ratios on development of cracks , final failure mode , and ultimate capacity . primary conclusions were thus drawn
其次，通过对比研究不同纵筋率试件的裂缝开展和延伸规律、破坏形态特征、以及承载能力等，初步总结了纵筋率的影响规律。 |
| 5. | Mechanic performance of model beams is studied . 2 . development of cracking and deformation of model beams with different ppr are studied and analyzed . afterwards , calculation method of defection of model beams is put forward
研究并分析了体外预应力混凝土连续梁在不同预应力比率作用下的裂缝发展规律和变形规律及其影响因素，同时提出了挠度的计算方法。 |
| 6. | Cracking failure of centrifugal compressor ' s impellers was analyzed , the welding craters in the impellers led to stress concentration . the unsteady gas flow accelerated the development of cracks in the impeller
摘要针对某石化公司离心压缩机叶轮多次发生开裂、掉块等故障以及裂纹形成机理进行了分析。分析结果表明了叶轮开裂原因系疲劳开裂，叶轮焊接缺陷产生了焊接弧坑，造成表面应力集中，气流激振加速了裂纹扩展。 |
| 7. | A majority of previous studies on the effect of longitudinal reinforcement ratio to shear behavior of reinforced concrete members were focusing on ultimate capacity , only a few were engaged in detailed recording of the overall development of cracking and investigation of final failure modes
在纵筋率对梁受剪性能的影响方面，已有一些学者进行了试验研究。但这些研究较为偏重于纵筋率对承载力影响，而较少关注纵筋率对裂缝开展特征和最终破坏形态的影响。 |
| 8. | 2 ) nonlinear fem was employed to simulate the whole process of changing internal force and deformation , the appearance and development of cracks , and to describe the failure mode and the ultimate strength capacity level . in addition , proven analysis model can provide more information so as to break the limits of test study
2 )通过密肋复合墙体非线性有限元分析，较为真实、简化地模拟墙体内力和变形发展的全过程，描述裂缝的形成和扩展以及墙体的破坏过程、破坏形态和极限承载力水平。 |
| 9. | According to test results of two specimens of local transfer rc joint from inclined column to beeline - shaped wall under vertical static loads and results of corresponding finite element analysis ( ansys ) , fundamental behaviors of the joint are achieved , which include paths of vertical load transfer before and after cracking , stress distributions , occurrence and development of cracks and final failure mode of the joint
本文通过两个钢筋混凝土斜柱?一字形薄壁柱局部转换节点在竖向荷载作用下的静力试验以及有限元分析，获得了该节点的基本性能，其中包括开裂前后的竖向荷载的传递路径、试件应力分布，裂缝的发生、发展，及试件最后的破坏形态等。 |
| 10. | Compounding stiffness is introduced for analyzing the characteristics of moment redistribution in the long - span floor beams structure subjected to lateral loading . it is shown from the testing result that the specimen can be analyzed by elastic theory before cracking . the development of cracking in the spandrel beams and the floor beams ( including floor ) causing the compounding stiffness and the bending stiffness of floor beams through the column to change distinctly , correspondingly moment - torque redistribution occurs
由于过柱子次梁、边主梁的开裂以及梁上次梁（包括楼板）的开裂，使得过柱子次梁的抗弯刚度和边主梁梁上次梁板组合刚度发生了明显的变化，导致产生弯扭重分配，一般情况下，组合刚度与过柱子次梁抗弯刚度的比值增大，边主梁所受扭矩增加，反之，边主梁所受扭矩减小。 |
