短語詞組短語hot -melt t adhesive 熱溶膠polyurethane hot -melt adhesive 聚氨酯熱熔膠Copolyamide Hot -melt Adhesive 聚酰胺熱熔膠Polyamide Hot -melt Adhesive 聚酰胺熱熔膠 返回 hot-melt adhesive