Use high voltage gas-free spraying or roller coat to deal with the cleanness and roughness of the surface. And paint a coat with epoxy closed primary coat paint.

在处理清洁、平整的砼表面，采用高压无气喷涂或辊涂，环氧封闭底涂料一道。

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She was gobsmacked to find that the man in black coat was her classmate of primary school.

她吃惊的发现那个穿黑外套的男人是她的小学同学。

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The primary ingredient used in automotive paints to actually coat over, protect, and beautify your vehicle is called resin.

汽车漆面最初的成分是用来遮盖、保护和为你增色的，我们称它为树脂。

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Today, that is Blue Coat's primary business.

WSJ: Blue Coat Acknowledges Syria Used Its Gear for Internet Censorship Amid Arab Spring

She particularly liked the mixed-media message that might be the next generation of Mondrian-style colorblocking: Instead of chunks of primary colors, a dress or coat might be patchworks of pony hair, snake skin, leather or ostrich feathers, she explained.

WSJ: NY Fashion Week: tough, tailored, lots of black