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- Surface crack length 表面裂纹长度
- The effects of impact energy on the front surface dent depth,back surface resin crack length,damage area and residual compressive strength were studied. 讨论了表面凹坑深度、背面基体裂纹长度、损伤面积以及剩余压缩强度与冲击能量的关系。
- That is, the load is dropped off in the proportion to the crack length. 这就是说，载荷随裂纹长度的增加而按比例地下降。
- The natural frequency of specimen decreases as the crack length increases. 随着裂纹长度的增加，试样的固有频率逐渐减小。
- All of these tests are used to detect surface crack discontinuities. 所有这些测试是用来检测表面裂缝不连续性。
- The crack growth rate without the influence of crack surface contact was determined by extrapolating the relationship between the crack growth rate and the crack extension to the zero crack length. 通过外插裂纹扩展速率与裂纹长度之间的关系, 可近似得到裂纹长度为零时无裂纹面滑移接触影响的裂纹扩展速率。
- The smaller the curvature and the larger the crack length the smaller will be the fracture stress. 曲线半径越小，裂纹长度越大，断裂应力也就越低。
- No stress measurements or crack surface samples were available for examination, only the surface crack configuration. 没有应力测量或裂纹表面取样可用于检验，只能依据表面裂纹图形。
- Fracture energy and crack length, as two imperative parameters of aggregates, can't be measured by usual methods. 摘要断裂能和断裂区长度作为骨料的重要参数无法通过常规方法进行检测。
- A study of the surface crack at thread root of tool joint pins by the aid of finite element method. 石油钻杆公接头螺纹牙根部表面裂纹有限元计算
- Surface crack on teethclamp was studied by means of macroscopic and metallographic examination. 采用外观和金相检验等方法对牙钳表面裂纹进行了分析。
- The exterior surface crack is the most dangerous among crack defects of oil thimble. 套管裂纹缺陷中最危险的是表面裂纹,可分解成表面周向裂纹和表面轴向裂纹问题。
- During damage tolerance analysis, the probably crack types of key danger position are surface crack and edge angle crack in this article. 在损伤容限分析中，本文认为关键危险部位可能萌生的裂纹形态为表面裂纹与棱边角裂纹；
- Solving the corresponding differential equation, an analytical solution for the surface crack width of concrete covers is derived. 通过求解相应的微分方程，导出混凝土保护层表面裂缝宽度的解析解；
- There are four kinds of concrete appearance quality limitation:surface crack,surface dilapidation,asymmetry color and tendon-leakage. 砼外观质量的缺陷大致有:表面裂缝;表面破损;表面颜色不均匀:表面漏筋四方面,阐明了结合不同情况提出应采取的处理方法。
- Fatigue surface crack will initiate along the weld toe when tubular KK-joints in offshore platforms are subjected to cyclic loading for a long time. 摘要海洋平台中的KK管节点由于长期承受循环载荷而容易在焊缝处产生疲劳表面裂纹。
- Through the calculation of amendatory stress intensity factors of the crack-tip under the condition of small scale yielding,the disadvantage of the method of equivalent crack length is found. 简要介绍了断裂力学的发展,通过在小范围屈服条件下裂纹尖端修正的应力强度因子的计算,发现用等效裂纹长度方法的不足。
- This paper analyzes the composition of liquid steel on the high - temperature mechanical property of steel and longitudinal surface crack of CSP slab. 从钢水成分影响钢的高温力学性能的角度,研究钢水成分对钢的高温力学性能和CSP薄板坯表面纵裂的影响。
- The poly-fit equation takes into account the effects of the eccentricity ratio, yield ratio of material and the nominal crack length and gives satisfactory accuracy comparing to the experiment results. 该回归公式包含了多个参数对板的极限拉伸强度的影响，与实验结果吻合较好。
- It was concluded that this defect is not surface crack indeed,but cross extruded wrinkle rising from inhomogeneous deformation. 发现这种缺陷实际并非表面开裂，而是由于变形不均匀造成的横向挤压皱折。
