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- Also, twenty tested specimens with different size of immerged defect and four intact specimens were used to carry out the fatigue tests. 由试验片的破断面将缺陷尺寸标准化后，透过倒传递网路程式，进行训练学习与预测的作业。
- fatigue test specimen 疲劳试样
- Is a wedge test specimen utilized for chill or analysis control? 是否用楔型试块进行分析控制?
- fatigue testing specimen 疲劳试样
- Plenty of oxidation etching pits are found on the surface of the specimen after the thermal fatigue test,and the surface principal crack is prone to propagate through these etching pits. 实验结果发现,试样表面出现大量的氧化腐蚀坑,表面主裂纹优先通过这些腐蚀坑扩展。
- By fatigue test of bolt material,the stress-strain life curve is obtained. 通过螺栓材料的疲劳试验,获得了材料的应力应变寿命曲线;
- Conduct material Fatigue Testing and Thermal stress test. 进行材料疲劳测试和热应力测试。
- The finite element model of a small punch test specimen of 1Cr0.5Mo steel is established. 基于小冲孔蠕变试验 ;建立 1Cr0 .;5Mo耐热钢小冲孔蠕变试样的有限元模型。
- The spectr al reflectance of each test specimen is measured in situ before and after exp osures. 在辐照前后对每一个试样的光谱反射系数进行了原位测量。
- The test specimen shall be immersed in the measuring electrolyte so that the top edge of the area to be measured is level with the surface. 测试样本应浸在电解液中,并使测量区的顶端与液面持平。
- The fatigue fracture surface of test specimens shows hybrid-fracture characteristics of quasi-cleavage and dimple. 合金中添加Ce后,疲劳裂纹扩展区出现疲劳条纹,疲劳断口呈现出准解理和韧窝断裂的混合特征。
- The test specimen may be titrated with the Reagent directly, or the analysis may be carried out by a residual titration procedure. 待测样品可能会被卡尔试剂直接滴定，或者采用回滴定法完成分析。
- Based on the program load spectrum, intensified fatigue test for rearaxleare made. 在编制程序载荷谱的基础上,对后桥壳体进行了强化疲劳试验。
- Although only then several millimeters are long, but each test specimen includes several thousands has not grown the complete egg. 虽然只有几毫米长，但每个试样含有数千未发育完全卵子。
- The method of correlation factor is an effective method to loads transacting of the fatigue test of airplane structure. 相关系数法是一种有效的飞机疲劳试验载荷处理方法。
- Report the viscometer model and spindle, the apparent viscosity at the spindle/speed used, and the test specimen temperature. 记录粘度和锭子，外观的粘度在锭子/和使用的速度，还有测试样品的温度。
- In order to overcome such problem, a new technique named as VFT (Virtual Fatigue Test) has been offered in this paper. 为了克服这两个难点，论文提出了基于虚拟样机理论的“虚拟疲劳试验”技术。
- Fatigue test is done on medium carbon steel specimens with small surficial pre-cracks and single-edge pre-cracks. 采用带有微小表面预制裂纹和边缘预制裂纹的中碳钢试验片进行了疲劳实验。
- The measuring objectives are selected software controlled in dependence of the test specimen parameters, must be inserted however manually into the mount. 由软件选择样品被测参数,被测物必须用手装入装配台。
- Pb-free solder;BGA;thermal cycling;dynamic fatigue tests;electrical analysis. 关键词:无铅焊锡;球格阵列构装;冷热循环试验;动态疲劳试验;电性分析
