beryllium fluoride

例句：

1. 1. The new alloy has a higher strength and better corrosion resistance than the traditional alloy.
   这种新型合金的强度更高，耐腐蚀性更好。
2. 2. The research on this material is crucial for the development of lightweight, high-strength materials.
   对这种材料的研究和开发对于轻质高强度材料的发展至关重要。
3. 3. The beryllium fluoride crystals are transparent and have a unique luminescentproperty.
   铍氟化物晶体透明且具有独特的发光性质。