The results of mechanical test show that is bending strength, toughness against impact and void ratios can be improved after the rich iron matris is added with rare earth.
力学性能测试结果表明：添加稀土的富铁胎体及其金刚石复合材料的抗弯强度、冲击韧性和孔隙度均有明显的改善。
The scratch strength tester has been improved in the paper, which can measure the impact toughness and has two uses.
对刮痕强度试验机进行适当的改进，就可测量芯砂的冲击韧性，并使一机两用。
Medium Toughened, high performance, heat stabilized, black polyamide 66 resin having good stiffness and improved knit line strength with superior toughness and processability.
中等增韧，高性能，热稳定，黑色尼龙66树脂具有卓越的韧性和加工性能良好的刚性和改善针织线强度。
Thus it is affirmed that the combination of the two materials are matchable and that the strength and fracture toughness of alumina-silicate ceramic matrix have been greatly improved.
本课题所试制的铝硅酸盐陶瓷基体的强度和断裂韧性有较大的提高。
Limiting the silicon excess to a small excess provides for combining such strength with improved toughness and impact resistance.
将硅的过量限制为小的过量使得能够将这种强度与改善的韧度和抗冲压性结合。
This product has excellent surface appearance while maintaining a good balance of physical properties, such as high strength, improved toughness, and chemical resistance.
该产品具有优良的表面外观，保持一定的物理性质，如高强度，改善韧性良好的平衡，和耐化学性。
The present invention belongs to the field of polymer material technology and is especially one kind of modified random styrene-maleic anhydride copolymer with improved toughness and strength.
本发明属高分子材料技术领域，具体为一种增强增韧改性的苯乙烯-马来酸酐无规共聚物。
The strength, hardness, toughness and hardenability of 15B37HC steel can be significant improved after being micro-alloyed.
微合金化对提高15B37HC钢的强度、硬度、韧性和淬透性均有显著效果。
Compared with conventional structural steels used in Bridges, high performance steel (HPS) provides higher strength, improved weld ability, enhanced fracture toughness and weathering characteristics.
与传统桥梁用钢相比，高性能钢(HPS)在强度、可焊性、断裂韧性、延性和耐候性方面都有很大的改善。
As carbon content increasing, the grain coarsening of CGHAZ is inhibited, thus, the impact toughness and fatigue strength are significantly improved.
随着C含量提高，焊接粗晶区中的晶粒粗化被抑制，因此，使得冲击性能和疲劳强度被明显提高。
As carbon content increasing, the grain coarsening of CGHAZ is inhibited, thus, the impact toughness and fatigue strength are significantly improved.
随着C含量提高，焊接粗晶区中的晶粒粗化被抑制，因此，使得冲击性能和疲劳强度被明显提高。
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