The measurement of density and hardness of carbide tips is one of effective method to judge the real compositions of carbide tip and index of performance quality.
实测硬质合金刀片的密度和硬度值是一种判断刀片成分真实含量和性能质量指标的有效方法之一。
The results of the experiment sh ow that the limited carbonate hardness method is simple, quick and effective.
由实验的结果来看，极限碳酸盐硬度法简便、捷、现性好，可信度高。
Oscilloscope Charpy impact curve corresponds well with fractographic characteristic, hardness curve and the microstructures, therefore is the effective toughness analyzing method.
示波冲击曲线与断口形貌和硬度以及组织有良好的对应关系，是韧性分析的有效方法之一。
Oscilloscope Charpy impact curve corresponds well with fractographic characteristic, hardness curve and the microstructures, therefore is the effective toughness analyzing method.
示波冲击曲线与断口形貌和硬度以及组织有良好的对应关系，是韧性分析的有效方法之一。
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