应力剩余状态
Stress residual state
以上为机器翻译结果，长、整句建议使用 人工翻译 。
通过改变硬质合金剩余应力类型和状态，改善了硬质合金的性能，提高了硬质合金工具的使用寿命。
The performance of hard alloy was improved and the lifetime of hard alloy tools prolonged with changing the type and status of residual stress in hard alloy.
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