短語詞組短語Powder Flame Spraying 粉末火焰噴塗powder by spraying 噴霧制粉electrostatic powder coatings spraying 靜電噴塑Powder Coating Spraying Room 粉躰塗裝室powder electrostatic spraying 靜電粉末噴塗powder hot spraying 粉末熱噴塗wire -powder arc spraying 絲 返回 powder spraying