coating striation
... coating composition 涂层成分 coating striation 涂层条纹 coaxial antenna 同轴天线 ...
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钢材表面应无可见的油脂、污垢、氧化皮、铁锈和油漆涂层附着物,任何残留痕迹应仅具点状或条纹状的轻微色斑。
Steel surface should be no visible oil, dirt, scale, rust and paint coating attachments, any markings should be only slight discoloration of dot or stripes.
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