利用有限元法对脉冲CO2激光辐照K 9玻璃样品中的温度和应力分布进行了数值分析。
A numerical simulation was performed to calculate temperature and stress distribution in K9 glass sample irradiated by pulse CO2 laser using finite element method.
通过分析窗玻璃在火灾中的温度分布，发现窗玻璃在火灾条件下产生的热应力有两种：由于玻璃表面温度不均匀产生的热应力和由于窗框约束产生的热应力。
It is found that there are two type of thermal stress on window glass in fire: the thermal stress because surface temperature odds and window frame hold in.
玻璃焊料线宽对热应力影响不大，厚度和键合温度越大热应力越大。
There is only a small influence of the bond frame width of glass solder on the thermal stress.
玻璃化转变温度以下的热处理可以提高PC的拉伸强度，但是对改善材料的耐环境应力开裂性不利。
The tensile strength of PC can he improved by the thermal treatment at the temperature below its glass transition temperature, but the property of the resistance of ESC of PC will be decreased.
有机玻璃模型中主应力和的测量，二维气体温度场和轴对称气体温度场的测量，三维物体表面形状和三维位移场的测量。
The research involves the measurements of the sum of principal stresses in a perspex model, gas temperature fields in 2D and axisymmetric cases, 3D surface shape and 3D displacement field.
钢化玻璃受一定的急冷温度时，其表面的压应力与张应力方向相反，相互抵消。
When tempered glass suffers rapid cooling of a certain extent, the internal tensile stress and compressive stress on the surface can offset due to opposite stress direction.
钢化玻璃受一定的急冷温度时，其表面的压应力与张应力方向相反，相互抵消。
When tempered glass suffers rapid cooling of a certain extent, the internal tensile stress and compressive stress on the surface can offset due to opposite stress direction.
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