The term 'noble metal modified aluminide' coating includes multiple-step coatings in which the noble metal or noble metals are laid down by some other coating process prior to application of the aluminide coating.
“贵金属改性铝化物涂层”一词包括在涂敷铝化物涂料之前用其他涂漆工艺已涂好的一种或多种贵金属的多道涂层。