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injury
- 引用次数：4
Many times test results showed that after the improved technology the profile of the surface didn't existed the "injury"and "scar paper" defects.
多次试验结果表明,工艺改进后的型材表面无“拉伤”和“疤皮”缺陷。
参考来源 - 非合金化铸态高强度铸铁型材的工艺技术研究
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