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.
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 results show that as-annealed microstructure and as-quenched-tempered microstructure of the low carbon high alloy steel added nickel are both single-phase lath martensite.
结果表明：加镍低碳高合金钢无论退火态还是淬火回火态，其组织均为单相板条马氏体；
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