查询词典 fatigue strength

Implants are made out of biomedical materials. Other than the mechanical properties, it is required that the implant has low elastic coefficient, low density, high corrosion resistance and fatigue strength.

中文摘要医学材料制成的体内植入物件除了必须具有良好的机械性质，低弹性系数、低密度、好的抗腐蚀性和疲劳强度。

Area method and stress field intensity approach to estimate the fatigue strength of welded steel structures are presented in the paper.

本文分别建立了焊接钢结构疲劳强度预测的面积法和应力场强法的理论。

This paper introduces the fatigue strength test of welded joints of 16MnR, 15MnVN and 18MnMoNb steels under small energy lash of heaps of times .

介绍了 16MnR、15MnVN及 18MnMoNb三种钢焊接接头及母材在小能量多次冲击条件下的疲劳强度试验情况。

Thus, the model shows directly functional relationship between contact fatigue strength, factor of biassed load etc.

本文还证明了ISO标准的滚动轴承疲劳寿命计算公式为本文的强度模型的一个特殊形式。

In other words, fatigue strength can be any value on the ordinate of the stress-cycles diagram.

也就是说，疲劳强度可以是应力循环图中纵坐标上的任意值。

The snap ring of wheelset influences the wheelset's behavior in many aspects, such as the static intensity, the fatigue strength, the dynamics performance and the minimum allowable stress.

铁路运输中带扣环轮对由于其结构的改变可能在静强度、疲劳强度、动力学性能、最小许用边界等诸多方面发生变化从而威胁到列车的安全运行。

Because the portal frame is also used in the rig for bogie fatigue strength testing, in which the imposed load is harmonic, the modal analysis is necessary. The fundamental vibration mode shapes and corresponding frequencies are calculated to validating that the natural frequencies of the structure have enough difference comparing to the load frequency, so sympathetic vibration can be avoided.

由于龙门架还要在疲劳试验台中用来进行转向架的疲劳试验，因此对龙门架进行了模态分析，计算龙门架结构的固有频率和振型，确保龙门架的固有频率远离转向架疲劳试验的加载频率，避免在试验中发生共振。

The effects of temperatures on tensile fatigue strength, stiffness, and deformation of concrete are studied.

3进行了高温下混凝土在等幅重复荷载作用下的抗拉疲劳性能试验。

What is taken account of includes the effects of the material, geometrical shape, manner of loading, ratio of cycle stress, residual stress and short crack in weld toe on fatigue strength.

该模型考虑了材料、几何形式、荷载形式、应力比、尺寸效应、残余应力及焊趾根部短裂纹等因素对疲劳强度的影响。

At the region of air ,for developing the fatigue strength and the using life of components , shot peening had been used for some important components , such as air engine vane、 undercarriage and aerofoil wainscot.

在航空领域，传统喷丸技术已经被广泛应用于一些重要零部件如航空发动机叶片、起落架和机翼壁板等的表面强化处理，以达到提高疲劳强度、延长零件使用寿命的目的。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。