Aviation Dictionary
زدن دولایه رنگ بر روی سطح، رنگ ثانویه ای که قبل از خشك شدن رنگ اول روی آن زده میشود.
A double coat of aircraft finishing material in which the second coat is sprayed over the first coat at right angles to it, before the solvents in the first coat have evaporated from it.