The machine is a special purpose equipment with carton gluer, it can be gluer corrugated paperboard with 3-layer, 5-layer.

本机为纸箱粘合成形的专用设备，能够对三层、五层、七层瓦楞箱片进行粘合。

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Listing 5 writes out the final image and averages the color values for each layer.

清单5将输出最终图像并计算每个图层颜色值的平均值。

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Layer 5: Access or presentation layer.

层5：访问或表现层。

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