And making polymers with both high-strength and high-toughness is very difficult.
其中，使高聚物同时高强超韧化被认为是一项难点。
参考来源 - 尼龙1212超韧化及其增韧体系力学性能和亚微相态的研究Al_2O_3 ceramics have series of excellent properties such as high-temperature resistance, wearing resistance and etching resistance, but its brittleness seripusly limit the practical usages. So the toughening to Al_2O_3 Ceramics Ceramics in recent years become one of the important issues.
Al_2O_3陶瓷具有耐高温、耐磨损和耐腐蚀等一系列优良的特征,但其脆性限制了其优良性能的发挥,因此Al_2O_3陶瓷的韧化成为近年来陶瓷研究的重要课题之一。
参考来源 - Fe·2,447,543篇论文数据，部分数据来源于NoteExpress
可以认为颗粒与基体间弱界面的解聚是熔融石英颗粒复合材料韧化的原因。
The decohesion of the weak interface between particle and matrix may be considered as the origin of toughening.
韧化机制为细晶韧化、裂纹偏转、裂纹分支和微桥接。
Their toughening mechanisms were fine-grain toughening, crack deflection, crack branching and crack microbridging.
但不同的处理方法对高铬铸铁韧化所起的作用也是不同的。
But different treatments have different effects in toughening of high chromium cast iron.
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