| 释义 |
镁měi金属元素,符号Mg(magnesium)。银白色,质轻,燃烧时发出眩目的白色光。用来制闪光粉、烟火等,镁铝合金用于航空器材方面。{magnesium (Mg); silver-white light metal that gives off a dazzling white light when ignited, used for making flashlight powder, fireworks, etc., or magnalium, a material used in aeronautics} |