规模和位置匹配层模型的现有版本，然后把它与场外从调色板黑一颜色叠加并设置混合模式为屏幕。

Scale and position the layer to match the existing versions of the model, then give it a Color Overlay with an off-black from your colour palette and set the blending mode to Screen.

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随着对流马赫数的增加，脉动的偏斜性和间歇性略有增加，并且其峰值对应的位置向混合层外侧移动。

With increasing convective mach number the skewness and flatness factors increase a little and the peak positions move outwards.

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