Using the slant cracks with smaller slant angle ofβ=45 deg,the effect on modeⅠstress intensity factor (K_Ⅰ)_(mes) and modeⅡstress intensity factor(K_Ⅱ)_(mes) due to the compressive residual stress and the crack surface contact were discussed.
对于倾斜角度比较小的疲劳裂纹(β=45°),讨论了上述的应力比所制作的裂纹其周围的压缩残留应力对Ⅰ型应力扩大系数(K_Ⅰ)_(mes)以及裂纹上下表面的相互接触对Ⅱ型应力扩大系数(K_Ⅱ)_(mes)的影响。
With the X-ray stressmeasurer, the residual stress of machined surface was measured when aluminum alloy be fine-cutted by cemented carbide on different cutting condition.
用X射线应力测量仪测量了不同切削条件下铝合金工件表面的残留应力。
Through the analysis of the microstructure,hardness and the distribution of residual stress of the die working surface machined by WEDM,the influences of WEDM on the quality of the die working surface are stated.
从线切割模具工作表面的微观组织、硬度和残留应力分布角度进行分析 ,阐述了线切割加工对模具工作表面质量的影响 ,并在此基础上提出了相应的改进措施 ,以期利于提高模具使用寿命 ,避免模具的早期失
By using the deformation model proposed in paper [1] and the calculated results of the stresses, the expressions of tensile and compressive elastic moduli and yield strengths in the absence of thermal residual stresses were derived, which exhibit good agreement with the experimental results.
运用文献 [1]中的变形模型和应力计算结果 ,推导出了存在热残留应力时的拉伸和压缩弹性模量和屈服强度表达式 ,表达式与试验吻合很好。
Discussed the basic principle of measuring residual stress with the magnetically physics approach detailedly and put forward the magnetically anisotropy method for measuring the residual stress in the steels.
详细地论述了用磁性物理的方法测量残留应力的基本原理和方法。
The remains of the crop should be ploughed back to increase the fertility of the soil.
残留的庄稼应犁入土中,增加肥力。
Try and make the after image grow, instead of fading away.
努力使残留图像增强,而不是消失。
Studies on Toxicokinetics and Tissue Residue of Anagyrine in Rats;
臭豆碱毒代动力学及体内残留的研究
Existing residual air pressure after disconnecting the air compressor from the machine has to be expelled.
如有残留压缩空气时,应放掉压缩空气。
The residual magnetism that remains on magnetic storage media after degaussing
经消磁后,磁介质上残留的磁感应。
Application of Gel Permeation Chromatography in Pesticide Residue Analysis;
凝胶色谱法在农药残留分析中的应用
Development and Application of Immunoassay Techniques for Pesticide Residues;
农药残留免疫检测技术及其应用研究
The Fast Detection Technology of Organophosphorus and Carbamate Pesticides Residue by Immobilized-esterase and the Application Research;
农药残留固化酶速测技术及应用研究
Application of Cloud Point Extraction in Pesticide Residues Analysis
浊点萃取法在农药残留分析中的应用
Applications of B-Z Oscillating Chemical Reactions in Pesticide Residues Detection
B-Z化学振荡反应在农药残留检测中的应用
Study on Residue of 20% Benfuracarb EC in Tobacco and Soil
20%安克力乳油在烟草和土壤中的残留研究
Study on the Dynamics of Petroleum Accumulation in Relict Basin of Tertiary
第三系残留型盆地油气成藏动力学研究
Pharmacokinetics and Residues Studies of Danofloxacin Mesylate in Crucian Carps (Carassius Auratus Linnaeus);
单诺沙星在鲫鱼体内的药物动力学与残留研究
Pharmacokinetics and Residue Depletion of Narasin in Carp;
甲基盐霉素在鲤体内的药代动力学及残留研究
Pharmacokinetics and Residue Depletion of Avilamycin in Carp;
阿维拉霉素在鲤体内药代动力学和残留研究
Study on Pharmacokinetics and Residues of Ofloxacin in Common Carp (Cyprinus Carpio);
氧氟沙星在鲤鱼体内的药物动力学和残留研究
Study on Pharmacokinetics and Residues of Lomefloxacin in Common Carp (Cyprinus Carpio);
洛美沙星在鲤鱼体内的药物动力学和残留研究
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