张应力

zhāng yìng lì
  • tensile stress
张应力张应力
张应力[zhāng yìng lì]
  1. 由于受晶格失配和热失配等因素影响,GaN受到张应力。

    Owing to the lattice mismatch and thermal mismatch , the GaN epitaxial suffer tensile stress .

  2. 结果表明,TiN薄膜的残余应力为压应力,本征应力为张应力,应力的大小及分布对涂层刀具的硬度和膜&基结合强度有明显影响。

    Results show that the residual stress in TiN film is compressive stress , the intrinsic stress is tensile stress , and values and distributions of the stress will affect obviously the hardness , the adhesion and bond strength of coated cutting tools .

  3. 结论:在生理受力范围内,2000μstrain的张应力对成骨样细胞的促增殖作用最强;

    Conclusion : When the osteoblast-like cell were under tension-stress load within physiological limit , the proliferative activity increased to peak at 2000 μ strain ;

  4. 结果:在1000μstrain的张应力作用后成骨样细胞增殖指数有升高但与未受力时无显著差别;

    Results : The proliferative index increased when the cell was under tension-stress load of 1000 μ strain , but no significant difference was noted ;

  5. 动态张应力作用下人牙周膜成纤维细胞分泌MMP-9的实验研究

    Experiment research of the secretion of MMP-9 in human periodontal ligament fibroblast under the dynamic tension stress

  6. 通过XRD图谱分析,沉积在MgO和LAO基片上的STO薄膜会分别受到张应力和压应力的作用。

    Compared the XRD results of the STO films on MgO and LAO , the films show tensile and compressive stress , respectively .

  7. 对于ZnOSiCSi,其中较小的张应力导致ZnO薄膜中主要形成氧替位缺陷OZn,从而使发光中的绿峰增强。

    But for ZnO / SiC / Si , the small tensile strain results in oxygen antisite defects O - ~ Zn in ZnO films , which enhance the green emission in photoluminescence .

  8. 实验结果表明,BTO薄膜中的应力为张应力。

    The combined effect of film thickness and stress on BTO ferroelectric behavior was studied .

  9. 结论:比较PMMA骨水泥的张应力和负载循环试验,CAP骨水泥的弹性模量是PMMA的5倍,并且具有较高的疲劳强度。

    Conclusions : Comparing the two bone cements , the CAP has a higher modulus which is as about5time as the PMMA , and the CPA has a superior fatigue strength as well .

  10. 退火张应力控制Fe基纳米微晶带各向异性场技术的研究实验结果表明,BTO薄膜中的应力为张应力。

    The technology of annealing under stress for anisotropic field H_k in the Fe-based nanocrystalline ribbons The combined effect of film thickness and stress on BTO ferroelectric behavior was studied .

  11. 晶格膨胀表明:包裹在钠钙硅酸盐玻璃中的银纳米颗粒处于张应力状态,这主要是由于Ag纳米颗粒与钠钙硅酸盐玻璃基质热失配造成的。

    The lattice dilatation shows that Ag nanoparticles embedded in sodalime silicate glasses are in stress states , which originates from the thermal mismatch between Ag nanoparticles and sodalime silicate glasses during cooling down the Ag-doped glass sample .

  12. 方法:采用四点弯曲细胞力学加载仪对成骨样细胞MG-63分别以不同强度的张应力进行力学刺激,并对其受力后的增殖状态进行了研究。

    Methods : The osteoblast-like cell MG-63 were stimulated with different amplitude by four-point-bend loading device , and the different proliferative index after tension-stress load were studied .

  13. Brady在其包体地震理论中的两个错误,即远场双向压力下对剪切断层而言,包体内与椭圆短轴平行的应力不是张应力;

    Brady there are two errors , namely , ( 1 ) the stress component parallel to the minor axis within the elliptical inclusion is not a tensile stress , under far field compression in two directions ;

  14. 对四辊CVC热带钢轧机板形控制特性的仿真表明,随着CVC工作辊横移距离的增加,前张应力沿横向的差距增大;

    The simulation results of the shape control characteristics of 4-high CVC hot steel strip mill indicate that with the increasing of the shifting distance of CVC work roll , the transverse difference of front tension stress increases .

  15. 将带钢张力方程和张应力分布方程与运动板带二维动力学模型和三维动力学模型结合。基于Galerkin截断方法,将动力学偏微分方程离散。

    Then , substitution of the tension equation and stress distribution equation into the two dimensional dynamic model and three dimensional dynamic model , based on Galerkin truncation method , the partial differential equation was discrete . The natural frequencies of moving strip are determined .

  16. 低温AlN插入层可平衡HT-GaN生长和降温过程引起的张应力,降低厚膜外延层的微裂,已研制出厚度超过1.8微米无微裂GaN外延层。

    Low-temperature AlN interlayer can balance HT-GaN layer tensile stress which is aroused during the course of deposition and temperature-falling , and reduce cracks of thick film . The crack-free GaN film with thickness over 1.8 μ m is grown triumphantly .

  17. 用LPCVD技术制作了几种大小不同的T形梁结构,给出了残余张应力与杨氏模量比值。

    The maximum discrepancy of the two calculated results by the two different formulae is 9 65 % and several different T shaped structures are fabricated by LPCVD and their ratios of the residual stress to Young 's modulus are given .

  18. 研究结果表明:在张应力作用下,含有10mol%CeO2的Ce-TZP陶瓷具有形状记忆效应。材料的形状记忆效应,由材料内稳定剂的含量及材料的显微结构所决定。

    The results show that there is a shape memory effect in Ce-TZP ceramics containing 10mol % CeO_2 . The occurrence of the shape memory effect depends on the amount of stabilizer , microstructure of Ce-TZP and testing temperature .

  19. 目的研究动态张应力对体外培养的人牙周膜成纤维细胞(HPDLF)形态和微丝改变的影响,进一步了解HPDLF的应力生物学效应。

    Objective To investigate the shape and F-actin of human periodontal ligament fibroblasts ( HPDLF ) under different tension stress in vitro so as to learn the stress-biological effects of HPDLF .

  20. 结论:NT-PC能有效对抗髌股关节的张应力、维持膝关节正常的旋转中心范围和股四头肌的力臂.应用于矢状位髌骨骨折疗效良好。

    CONCLUSION : NT-PC can antagonize the tensile stress of patellofemoral joint and sustain the normal extent of center rotation in knee joint and force arm of quadriceps femoris and has good therapeutic effect in treating patellar fracture in anteroposterior axes .

  21. 结论由于髁状突的解剖特点,当正中颌面部或颏部受撞击时,其髁头内极具有较高的张应力和较弱的承受力而导致SFMC。

    Conclusions There is a high tensile stress at the segment inside the condyle under an impact to the face or chin because of the anatomical characteristics of the mandibular condyle . SFMC occurs often at the medial process of mandibular condyle .

  22. 在张应力为55&180MPa和150(?)400℃温度循环条件下,研究了应力和温度循环次数对氢含量为220μg/g的Zr-4板中氢化物再取向程度影响。

    Under the conditions of the tensile stress from 55 to 180 MPa and temperature cycling between 150 ℃ to 400 ℃, the effects of stress and the number of temperature cycling on the hydride reorientation in Zircaloy-4 plates containing about 220 μ g / g hydrogen have been investigated .

  23. 张应力在地震过程中的作用

    The role of the stretching stress in the earthquake process

  24. 张应力对铁磁/反铁磁体系交换偏置的影响

    Effect of Tensile Stress on Exchange Bias in Ferromagnetic / Antiferromagnetic Bilayers

  25. 张应力作用下体外细胞培养膜上应力分布的三维有限元分析

    Three - Dimensional Finite Element Analysis on Cell Culture Membrane under Mechanical Load

  26. 试样在平行于纤维的张应力作用下发生变形。

    The specimen deforms under a tensile stress applied parallel to the fibres .

  27. 张应力对面颌肌细胞烟碱样乙酰胆碱受体基因表达影响的体外研究

    Nicotinic acetylcholine receptor ( nAChR ) expression in maxillofacial skeletal myocytes in response to strain in vitro

  28. 一种材料可以拉多长取决于它的张应力。

    The change in length ( lengthening , stretch ) of a material subject to tensile stress .

  29. 目的:研究处于生长发育期山羊颅骨冠状缝受张应力作用后的变化规律,探讨牙面矫形治疗的生物学原理。

    Objective : To observe the response and changes of cranial suture to mechanical strain in growing goats .

  30. 张应力放大系数矩阵&岩体无张力分析的捷径

    A Coefficient Matrix of Amplifying Tensile Stresses & A Shortcut for " No Tension " Analysis of Rock