过去任何来自于核外层的厚度、粘性和导电性变化都会导致对流形式变化从而引起磁极倾斜。
Changes in the thickness, viscosity and conductivity of the outer core in the past could have led to convection patterns that caused the magnetic pole to tilt.
分析了蒸气在多孔介质内沿水平平板和填充国管内受迫对流凝结时两相共存区的厚度。
The two-phase region thickness is analyzed for the case vapor flow along horizontal plate in a porous medium and in a horizontal packed tube.
当电池表面温度处于相变材料的相变温度 区间时，继续增加材料厚度和对流换热系数散热效果不显著；
When the battery surface temperature is in the phase change temperature range, the cooling effect is not obvious by continuing increasing material thickness and convective heat transfer coefficient.
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