在新标准中,规定了金相组织的分级和用硬度法测定硬化层深度。
In this new standard, the classification of microstructure and measurement of the thickness of hardened layer via the expression of hardness have been stipulated.
结论肝硬度CT分级可以作为临床肝癌术前评估肝储备功能的重要指标之一。
Conclusion hepatic ct grade may be one of important index in assessing the reserve function in patients with hepatic carcinoma before hepatectomy.
采用分级淬火的方法测定了7055铝合金的温度—时间—性能(ttp)曲线,并结合合金实际淬火冷却曲线通过淬火因子分析方法预测了合金的硬度。
Combined with measured cooling curves, the TTP curve was used to predict the influence of quenching rate on the hardness of 7055 aluminum alloy by quench factor analysis method.
结果表明,NBC合金经过分级时效处理后,耐磨性、 耐腐蚀性和电导率有所提高,而显微硬度无明显变化;
The results show that multi-stage aging treatment can increase wear resistance, corrosion resistance and electrical properties of NBC alloy, but microhardness has not changing apparently.
合金采用分级时效工艺处理后,可得到高的硬度(HV171)和较高的导电率(5 9.5 %IACS)。
When the grading aging is adopted, the high hardness (HV171) and electrical conductivity (59.5%iacs) will be obtained.
合金采用分级时效工艺处理后,可得到高的硬度(HV171)和较高的导电率(5 9.5 %IACS)。
When the grading aging is adopted, the high hardness (HV171) and electrical conductivity (59.5%iacs) will be obtained.
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