microalloying element

• 微合金元素

microalloying element的用法和样例：

例句

1. In plain carbon steel, carbon is the only alloy element.
   只有在普碳钢中，碳才是唯一的合金元素。
2. The change in strength of cryogenic austenitic steel with temperature and alloying element content was studied.
   研究了低温奥氏体钢的强度随温度及合金元素含量的变化规律。