martensite

名词 martensite:

1. a solid solution of carbon in alpha-iron that is formed when steel is cooled so rapidly that the change from austenite to pearlite is suppressed; responsible for the hardness of quenched steel

mar.ten.site

n.（名词）
A solid solution of iron and up to percent of carbon, the chief constituent of hardened carbon tool steels.
马氏本，马登斯体：一种由铁和高达百分之一的碳组成的溶液，是硬化碳工具钢的主要成分

来源：
After Adolf Martens (850-94), German metallurgist
源自阿道尔夫 马登斯 （850-94年）而命名，德国冶金学家

【引伸】
mar.tensit.ic