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- In this paper, ALGOL computer program of data reduction techniques, for fatigue crack growth test is described. 本文叙述了疲劳裂纹扩展速率试验数据处理的ALGOL计算程序。
- The fatigue crack growth test results show that the FCGRs of 2024-T62 aluminium alloy are retarded significantly after LSP, which reveals that arresting crack by LSP is pratical. 疲劳裂纹扩展试验结果表明:激光冲击处理可以显著地降低疲劳裂纹扩展速率,作为止裂工艺是可行的。
- A great amount of practices showed that the present ALGOL computer program is a rather simple and convenient method which can be used satisfactorily in analysing the results fatigue crack growth tests. 大量的实践表明:本文推荐的ALGOL计算程序,是处理分析疲劳裂纹扩展速率试验数据的简便而有效的好方法。
- Many studies in the related area of stress corrosion or subcritical crack growth use simplified test systems. 许多有关应力腐蚀或亚临界裂纹发展领域的研究使用了简化的试验系统。
- In the tie girder boxes crack growth was detected near the crack tip. 在系杆箱型梁中裂纹尖端附近检测到裂纹的扩展。
- The flaking do increases and undulates the fatigue crack growth rate. 钢中的白点能增加疲劳扩展速率并使扩展速率发生波动。
- The fatigue crack growth rate has been investigated for SS400 and its welded joint based on the ASTM E647-83 specification. In the test the compact tension (CT) specimens were used. 笔者参照美国材料试验学会标准ASTME647 83的规定,采用紧凑拉伸CT试件对SS400钢及其焊接接头CT试件的疲劳裂纹扩展速率进行了测试。
- The analytical investigation of nonlinear creep crack growth is in its infancy and much remains to be learned and done. 对于蠕变裂纹扩展的分析研究还是处于初期阶段,还有许多事情有待于认识和完成。
- N. Shlyannikov, Z.B. Kuang, F.P. Yang (2004), Surface fatigue crack growth behavior, Russian journal Power Engineering Problems. 杨凤鹏,林卓英(2004),表面裂纹疲劳扩展的试验,北京科技大学学报.
- In Ohio growth test trees from northern states started growth earliest in the spring, developed most intense autumn color. 在俄亥俄的生长试验树中,北方各州的春季生长开始最早,秋色表现得最强烈。
- The fatigue crack growth rate (FCGR) of 4130X steel in H2S environment is researched in this paper. 研究了4130X钢在硫化氢(H2S)腐蚀介质中的疲劳裂纹扩展速率da/dN。
- The growth test and bacteria infection fighting test were determined using chitin,N 6 biotin and Glucosamine hydrochloride as feed regulator. 目的:使用甲壳素、N-6生命素、氨基葡萄糖盐酸盐防治鸡大肠埃希菌病和沙门菌病。
- SEM and Microzone Phase Structure Analysis (MPSA) help to describe the process of fatigue crack growth of the steel. 用SEM和微区相结构测试技术分析了中锰铸钢在疲劳裂纹扩展过程中的行为特点。
- The engineering background and technique of the software reliability growth test based on Duane model is introduced in this paper. 论述了基于杜安模型的软件可靠性增长试验的工程背景及具体实施方法。
- The fatigue striations were readily observed in stable crack growth regions for both aluminum alloys. 另外,从两款铝-镁合金在裂缝延伸的过程中,发现会有因为裂缝延伸产生裂缝尖端塑性钝化而形成疲劳纹路。
- Methods:In the Cordyceps militaris strains growth test in culture medium,the growth rate of hyphae and the amount of conidiophores were studied. 方法:通过蛹虫草菌株在培养基上的生长试验,观察其菌丝生长速度及产分生孢子的数量等生长情况。
- The fatigue crack growth rate is the core for predicting fatigue life by use of fatigue crack propagation(FCP) theory. 疲劳裂纹扩展率表达式是采用疲劳裂纹扩展理论预报疲劳寿命的核心。
- G .C .Sih,Mixed Mode Fatigue Crack Growth Prediction.Frac .Mech,Vol.13(3),439-451,(1980). 肖芳淳:复合型塑性区尺寸因子断裂判据,力学与实践,第一期,1981年。
- Abstract: This paper describes software reliability growth test in the field circumstance and emphasies the importance of collecting software reliability data. 摘要:在工程研制中,软件可靠性的定量评价可以通过软件可靠性增长试验来完成。介绍了在现场工作环境下如何进行软件可靠性增长试验,以及收集软件可靠性数据的重要性。
- Fleck, N.A., “Influence of Stress State on Crack Growth Retardaion,” ASTM STP 924, Vol. 1, pp.157-183, 1988. 谢游麟,2003年3月,穿透式裂缝与表面裂缝修补之研究,国防中正理工学院,博士论文,第92页。