提出了先激光离散淬火预处理基体后，再镀铬提高镀铬身管寿命的复合工艺。
The paper brings out the complex technology which is after laser discrete hardened pretreatment on basal body, chromate treatment can improve the service life of chromium plated gun barrel.
提出了先激光离散淬火预处理基体后，再镀铬提高镀铬身管寿命的复合工艺。
The paper brings out the complex technology which is after laser discrete hardened pretreatment on basal body, chromate treatment can improve the service life of chromium plated gun barrel.
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