In this case, a method based on two -dimension second - order polynomial is proposed to fit and remove the brightness value of background.

针对这种情况，提出了基于二维二阶多项式拟合并去除不均匀背景的方法。

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Water liquid, can remove dirty on stainless steel mirror surface effectively and quickly, showing metallic brightness of the surface, especially for cleaning stainless steel mirror surface.

本品为水性液体，能迅速有效去除不锈钢物品镜面表面的污渍，呈现不锈钢表面的明净透光，特别适用于镜面不锈钢表面的清洁保养。

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