| 1. | Effect of welding speed on microstructure and mechanical property of high - strength aluminum alloy friction stir weld 10铝合金搅拌摩擦焊工艺参数对接头性能的影响 |
| 2. | The assembling deviation of components placed in different directions makes sensitivity to the form of joint 摘要零件在不同方向上的装配偏差对接头形式具有敏感性。 |
| 3. | These valves incorporate an o - ring union seal that requires minimum tightening of union nut . do not overtighten 这些配置o形环接头密封的阀门要求对接头螺母进行最低程度的紧固。不要过紧。 |
| 4. | The effect of the recessing on the strength and stress distribution of adhesively bonded single - lap joints is discussed 摘要研究单搭接接头胶缝中预留间隙对接头拉剪强度和应力分布的影响。 |
| 5. | The effect of the structure of austenite zone on the performance of gray iron welding joint is studied by means of thermo - simulated test in this paper 摘要采用热模拟试验方法探讨了灰口铸铁焊接接头热影响区的奥氏体区组织对接头性能的影响。 |
| 6. | After the length of the gap increasing to a certain value the load bearing ability and actual shear strength intends to decrease 研究中还发现间隙所处的位置对接头的抗剪强度有较大的影响,胶层端部预留间隙使接头的承载能力和实际强度均显著下降。 |
| 7. | The new model is built according to the real size of rail joint by finite element software ansys , thus can analyze the stress of all parts of rail joint 该模型是利用有限元软件ansys ,根据接头的实际尺寸建立实体模型,可以对接头各部件进行细致的应力分析。 |
| 8. | The structure , the form and the function of the rail joint is summarized systematically in this paper . at the same time , the defect and disease of rail joint is also introduced 本文较系统地总结了钢轨接头的构造、形式、功能,并对接头区的缺陷及接头病害作了简单的介绍。 |
| 9. | With the finite element method , we can not only avoid the complicated boundary condition and theory derivation , but also avoid simplifying the rail joint in new calculation model 这种模型避免了复杂的边界条件和理论推导,同时对接头作了尽可能少的简化,因此,计算准确性大大提高。 |
| 10. | The effects of strength mis - matching and specimen geometry on the resistance to ductile crack growth for welded joint were conducted by 3 - d fe analysis based on the micro - damage model 摘要基于材料微观损伤模型,采用三维有限元数值方法,定量研究了焊接接头中强度匹配、试件几何型式对接头抗延性裂纹扩展阻力特性的影响。 |