The UV-cured ink has a similar hardness to automotive paint, and a final coat of matte or semi-gloss acrylic further protects the colored surface.

所用的防紫外线的油漆与汽车喷漆的硬度相当，最外面一层是不光滑或者说是半抛光丙乙烯材质外壳提供了进一步的保护。

youdao

I'm back on a semi-decent surface again and my speed increases to 7mph.

我又骑回到斜坡路面上，车速增加到每小时7英里。

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Check penetration and softening by scraping the primed surfaces. A few thousandths of the semi-fluid surface should be easily removed. Repeat primer application if necessary.

通过刮擦底漆表面检查是否已经渗透和软化。千分之几的半液状表面应该很容易刮掉。如果有必要，再重复涂敷底漆。

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Moya's defeat came after a hard-fought contest but Grosjean won only three games as he struggled to switch from the faster grass surface on which he reached the semi-finals at the All England Club earlier this month.

BBC: Seeds fall in Germany

Harry Redknapp became the latest football manager to heavily criticise the pitch's condition on Sunday after he saw his Tottenham team and opponents Portsmouth struggle on the slippery surface, which cut up badly during the sides' FA Cup semi-final.

BBC: Groundsmen's group invited to Wembley pitch meeting

Harry Redknapp became the latest football manager to heavily criticise the pitch's condition after he saw his Tottenham team and opponents Portsmouth struggle on a slippery surface which cut up all too easily when the two sides clashed in the second semi-final.

BBC: Wembley pitch will be relaid indefinitely up to 2023