plumbobetafite

例句：

1. 1.The new steel mill uses a plumbobetafite as its main raw material.
   新的钢铁厂使用磷硼钙铁合金作为主要原料。
2. 2. This type of alloy is commonly used in the production of high-strength steel.
   这种合金常用于高强度钢的生产。
3. 3. The plumbobetafite has a significant impact on the properties of the final product.
   磷硼钙铁合金对最终产品的性能有显著影响。