1·This problem could be solved by using ferrite nodular graphite cast iron.
采用以铁素体为基的蠕墨铸铁可解决此问题。
2·It is easy to cause various defects while using small cupola to smelt the nodular graphite iron.
采用小型冲天炉熔炼球铁，易于产生各种缺陷。
3·The effect of graphite floatation on mechanical property of nodular graphite cast iron was studied.
研究了石墨漂浮对球铁机械性能的影响规律。
4·This invention relates to an improvement on the manufacture of nodular graphite cast drill with cylindrical teeth.
本发明是改进的球墨铸铁柱齿钻头的制造方法。
5·Each cone in a nodular graphite is composed of many microcrystallites with a small angle each other in their orientations.
通过微区分析还发现球墨内部的角锥体是由许多取向略有差异的微晶所构成。
6·Better control of different layer may be essential to good combination of high-speed steel with nodular graphite cast iron.
控制好扩散层是实现高速钢与球墨铸铁良好结合的关键。
7·It is justified by the observed results that non-metallic inclusion can act as the heterogeneous nuclei of nodular graphite in this paper.
提供了非金属夹杂物作为球状石墨非自发形核心的视觉证实。
8·Adding of carbon equivalent and the amount of inoculant can reduce the amount of as cast carbide and increase the number of nodular graphite.
提高铁液的碳当量、增加孕育剂量和降低铸态组织的渗碳体数量，均有利于增加石墨球数量。
9·This paper analyses the band structure with nodular graphite that was first found on the cross section of the gray iron bar in the experiment.
通过试验分析，首次在灰铸铁型材断面上观察到球状石墨的带状区，并对这种带状组织及成因进行了分析探讨。
10·Ce is depleted from ferrite and pearlite surrounded by nodular graphite, and enriched in pearlite and ledeburite far apart from nodular graphite.
球墨周围的铁素体和珠光体是贫铈的，而远离球墨的珠光体和莱氏体是富铈的。