PHn.[化]酸碱度(=Potential Of Hydrogen)abbr.公共卫生(=Public Health)abbr.紫心勋章(=Purple Heart)
Phthazole酞磺胺噻唑, 酞磺噻唑, 羧苯甲酰磺胺噻唑[磺胺类抗菌药]