结构钢，碳钢，低合金钢，鉄素体和马氏体不锈钢。
Structural steels, Carbon content. Low-alloy steels. Ferritic and martensitic stainless steels.
本文在大量观察和分析碳钢应力促发表面蝶状马氏体光镜形态的基础上，对其形成条件及立体形态进行了初步实验研究。
In this paper the formation condition and morphology of the stress induced butterfly martensite in carbon steel are studied by analyzing a great number of specimens.
叙述淬火低碳钢内条间奥氏体的形成，着重指出条状马氏体形成时存在碳的扩散。
The formation of the inter-lath austenite in quenched low-carbon steels is described and the existence of the carbon diffusion during the lath martensite formation is emphasized.
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