混油工艺是指油漆工人在对木材进行必要的处理（例如修补钉眼，打砂纸，刮腻子）之后，再喷涂有颜色的不透明的油漆的工艺。混油也称作“混水”。
需要注意的颜色鲜艳的混油家具，可能存在重金属超标的问题。
Need to pay attention to the bright colors of the mixed oil of furniture, there may be heavy metal exceed the standard problem.
在此基础上简化模型，推导出了高差混油浓度分布的基本方程。
So the model was simplified without consideration of the viscosity variation, and an equation for contamination concentration distribution caused by elevation difference was developed.
但有导购告诉记者，使用混油需要在家具表面刮腻子，不然不环保。
But there is a shopping guide told reporters, the use of mixed oil needs in the furniture surface putty, or not environmental protection.
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