在目前行业发展趋势下，LED模组的改进是使得槽型发光字厚度更小的主要驱动力。
The improvements in today's LED modules are the driving force behind the trend to make channel letters a shallower depth.
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 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.
实验结果表明，边界流体层厚度是水动力学条件的函数。
The experimental results show that the thickness is the function of hydrodynamic conditions.
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