所有石墨化元素均降低介稳定共晶温度,而提高稳定共晶温度,并使两者间距扩大。
All graphitizing elements decrease the metastable eutectic temperature, increase the stable eutectic temperature and enlarge their distance.
讨论了部分元素在YY2和YY3型横向加热平台石墨管中的原子化行为,考察了元素的灵敏度、精密度、准确度。
The atomization behavior of eight typical elements in YY2 and YY3 transverse heated Platform graphite tube was discussed. We tested sensitivity, precision and accuracy with elements.
从热力学角度分析了元素对石墨化的影响,得出变形可促进石墨的形成。
The effect of alloying element on the graphitization was analyzed on the basis of thermodynamics. Deformation can accelerate the rate of graphitization.
通过在中硅耐热铸铁中添加不同组合的合金元素稀土、铜、钛使其合金化,经过孕育和球化处理,得到铁素体+珠光体+球状石墨的金相组织。
Adding different alloy combination of re, copper and titanium, then through gestation and nodulizing disposal, we got the fine texture of ferrite pearlite and spheroidal graphite.
探讨了镓、锗元素在石墨炉原子吸收光谱中原子化行为及各种不同基体的作用效果和机理。
Furthermore, the effects and the mechanism of different matrix acting on gallium in the graphite furnace of AAS, with the behavior on gallium atomization, have been discussed in detail.
配制了以稀土元素为主的可锻铸铁复合孕育剂,进行了生产实验,研究和分析了稀土复合孕育剂对可锻铸铁石墨化退火周期的影响。
The effect of the rare earth compound inoculant on graphitizing the annealing period of the malleable cast-iron was studied and analyzed.
配制了以稀土元素为主的可锻铸铁复合孕育剂,进行了生产实验,研究和分析了稀土复合孕育剂对可锻铸铁石墨化退火周期的影响。
The effect of the rare earth compound inoculant on graphitizing the annealing period of the malleable cast-iron was studied and analyzed.
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