niobium

niobium的英语例句

1. A series of niobium acids at different calcination temperatures was prepared.

   在不同焙烧温度下制备了一系列固体铌酸催化剂.

2. Niobium is the metallic element with the highest transition temperature.

   铌是转变温度最高的金属元素.

3. Among the high temperature nonferrous metals are molybdenum, niobium, tantalum, and tungsten.

   高温有色金属包括钼, 铌, 钽, 钨.