| 释义 |
〔cryolite〕An uncommon, white, vitreous natural fluoride of aluminum and sodium, Na3AlF 6, nearly invisible in water in powdered form and used chiefly in the electrolytic recovery of aluminum. Also called Greenland spar 冰晶石:一种罕见的、白色、玻璃状的天然铝和钠的氟化物,Na3AlF 6,以粉末的形式在水中是看不到的,主要用于铝的电解质复原 也作 Greenland spar |