Metallography is the study of the microstructure of metals and alloys by means of the metallurgical microscope and the electron microscope.金相学是用金相显微镜和电子显微镜对金属和合金的显微结构的研究。
This category includes other facets of the subject, such as metallography, mechanical testing, and the heat treatment of metals.这一分支还包括有关的其他一些内容，如金相学，力学试验及金属热处理等。
