Coating refers to a chemical that is applied to the outside of something to protect it.

涂层是用来涂在物体外部保护物体的化学物质。

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The surface preparation as described in Section 4 shall apply if the additional layer is applied outside the manufacturer's recommended maximum over coating period.

如果额外涂层的涂敷时间超出厂商推荐的最大涂敷期限的话，应进行第4部分提到的表面预处理。

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Described are the coating technology for outside plates of rolling stock and the paint applied, as well as the pollution resistant paint developed to prevent dirt on rolling stock.

介绍了铁道车辆外板涂装工艺和采用的涂料，以及为防止车辆污垢而开发的耐污染涂料。

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A protective coating of colloidal silver is painted on the inside and outside of the filter to kill bacteria.

VOA: special.2009.06.22

The cladding is a weatherproof coating applied to the outside of the buildings which is a few millimetres thick, a housing association spokesman said.

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The outside, with its woody shell and velvety green coating, admittedly offers the more attractive vista.

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