短語詞組短語hydrofluoric -acid-free 無酸水熱法Industrial HydroFluoric acid 氫氟酸;工業(yè)氫氟酸retarded hydrofluoric acid 延緩反應氫氟酸Hydrofluoric Acid Anhydrous 無水氫酸hydrofluoric acid burn 氫氟酸灼傷With Hydrofluoric Acid Corrosion 用氫氟酸腐化hydrofluoric acid etching hf 酸刻蝕Hydrofluoric acid catalyst 氫氟酸催化劑anhydrous hydrofluoric acid 無水氫氟酸 返回 hydrofluoric acid