Experts have long suspected sfumato shadowing has something to do with the glazes that da Vinci used above the paint layer.
专家们一直怀疑模糊轮廓和达芬奇在颜料表层上光使用的方法有关。
The back of the base material is printed with woodiness grains which cover a waterproof paint layer.
基材背面印有木质纹理，木质纹理覆盖有防水漆层。
This article describes the influence of the paint layer thickness on the eddy current test sensitivity.
本文针对漆层厚度对涡流探伤灵敏度的影响进行了探讨。
This article describes the influence of the paint layer thickness on the eddy current test sensitivity.
本文针对漆层厚度对涡流探伤灵敏度的影响进行了探讨。
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