According to the size and height of the falling rock block, the thickness of the circular tube can be determined, which can provide the foundation of designing the escape passage system.
同时，根据岩块大小和下落高度，可以通过计算凹陷变形而确定圆管厚度，为逃生管道的安全设计提供依据。
The solutions of a large deflection problem of thin orthotropic circular plates with variable thickness under uniform pressure and under concentrated load are obtained in this paper.
本文给出了正交各向异性变厚度圆薄板在均布载荷与集中载荷作用下大挠度问题的解。
Nonlinearly bending problems, of circular thin plates with linearly varying thickness under central concentrated load are discussed.
本文研究了厚度按线性规律变化的圆薄板在中心集中力作用下的非线性弯曲问题。
The solution of large deflection problem of thin orthotropic circular plates with variable thickness under uniform pressure under simply supported boundary condition is obtained in this paper.
本文给出了正交各向异性变厚度周边简支圆薄板在均布载荷下大挠度问题的解。
A differentinal equation of transverse free vibration is established for circular plates with stepped variable thickness, and the initial parameter solution of this equation is obtained.
建立了阶梯式变厚度圆板横向自由振动的微分方程，得出其初参数解。
These cover glasses offer maximum clarity, superior corrosion resistance, and uniform thickness and size. They are free of striae and oily film. Circular.
此盖玻片提供最大的透明度、优越的防腐能力和均匀的厚度和尺寸，没有细沟和油膜。
The analysis for free vibration of ring-stiffened circular cylindrical shell with variable thickness was presented.
分析了环肋变厚度圆柱壳的自振特性。
The mechanism, features and difficult problems in superfine machining are analyzed. The relationship between the minimum cutting thickness and the circular radius is confirmed.
分析了超微细切削加工的机理、特点及技术难点，并对最小切削厚度与刀具刃口圆弧半径的关系进行了量化分析。
The influence of depth of grinding, feed rate and circular linear speed of the grinding wheel on the grinding forces with respect to the maximum chip thickness of a single active diamond was analyzed.
从单颗金刚石最大切削厚度的角度，分析了磨削深度、进给速度和砂轮线速度对磨削力的影响。
A dynamic plastic buckling analysis of three AMT aluminum alloy circular cylindrical shell with different thickness under external pressure and axial impact is presented in this paper.
本文利用AMT铝合金三种不同厚度的圆柱壳，在常外压和不同轴向冲击载荷作用下的柱壳塑性动力屈曲问题。
A 2-d equivalent circuit models of the longitudinally polarized annulus and circular piezoelectric disk are established, which is coupled in the thickness and radial direction.
提出了一种轴向极化压电圆环和圆片的径厚二维耦合等效电路模型。
Based on the analytical solutions, the transfer matrixes of circular and annular plate elements with uniform thickness were derived.
基于这些解析解，导出了等厚度圆板和环板单元的传递矩阵。
Applying the theory of Bessel function, the exact transfer matrix formulae of the asymmetric free vibration of the circular and annular plate elements with uniform thickness can be obtained.
应用贝塞尔函数理论，求得等厚度圆板和环板单元非对称自由振动传递矩阵的正确公式。
An axially compressive thin-walled steel element on elastic foundation is adopted to deduce the critical stress and critical diameter to thickness ratio for circular steel tube in local buckling.
在此基础上，把薄壁钢管纵向单元作为支承在弹性地基上的压杆，推导出钢管出现局部屈曲的临界应力和临界径厚比。
In consideration of melt pressure, the circular plate thickness can be calculated in accordance with the formula.
考虑熔体压力，圆形板厚度可由公式算出。
It is found that the critical local buckling stress and diameter to thickness ratio of circular steel tube are considerably increased by the support of filled concrete.
由于内部混凝土的存在，大大提高了薄壁钢管的临界屈曲应力和径厚比。
Magnetic working substance area is circular arc with certain radial thickness, and has certain gap with stator permanent magnetism block.
磁工质区域为圆弧形，有一定的径向厚度，与定子永磁块间留有一定的间隙。
With the variation of material graded distributions and plate-thickness, the influence of the temperature field distributions of the circular plate was studied through a numerical example.
通过数值算例，分析了材料性质的梯度变化和板厚对温度场分布的影响。
With the variation of material graded distributions and plate-thickness, the influence of the temperature field distributions of the circular plate was studied through a numerical example.
通过数值算例，分析了材料性质的梯度变化和板厚对温度场分布的影响。
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