In addition, the difference between traditional and multi-structural cementedtungstencarbide is investigated, and so are the mechanisms of abrasion resistance and fracture toughness of the latter.
另外研究了传统硬质合金与多级结构硬质合金的区别及多级结构复合材料的耐磨机理和韧性机理。
2
The basic circumstances and new changes of cementedcarbide industry structures upon price increase of tungsten products are analyzed.