The optimal wearable black phosphating process has been determinated by systematic experiments on various technological factors.

  • 通过对黑色磷化各种工艺因素的研究,确定了铸钢件锰系中温黑色耐磨磷化工艺的最佳方案.

  • 网络文摘精选 2025-01-19 11:29:50

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