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No abnormity was found in the metallographical analysis and hardness test.
金相和硬度分析未发现明显异常组织和硬度分布。
youdao
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The estimate of grain size is the important base of metallographical analysis.
晶粒度估算是金属性能分析的重要基础。
youdao
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The estimate of grain size is the important base of metallographical analysis.
晶粒度估算是金属性能分析的重要基础。
youdao