预涂层、底漆 precoating
预涂层 底漆
Pre-coated primer
以上为机器翻译结果，长、整句建议使用 人工翻译 。
还描述了通过提供预涂底漆或预封闭的水泥基基材和施用包括粉末涂料的顶涂层制造产品的方法。
Also described is a method of making a product by providing a pre-primed or pre-sealed cement-based substrate and applying a topcoat layer including a powder coating.
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