The results show that the plastic deformation is obviously different from that of bulk metal and the thickness plays a key role on the ductile to brittle transition in al interlayer.
结果表明：中间纯铝层的塑性变形行为明显不同于块体纯金属，其厚度尺寸对材料的韧脆转变具有显著影响。
The results show that hot-forged cast dies take thermal wear, plastic deformation, thermal fatigue, impact fatigue fracture and brittle fracture as predominant failure patterns.
结果表明，精铸热锻模的主要失效形式为热磨损、塑性变形、热疲劳裂纹、冲击疲劳破断和脆性断裂。
And experiment indicate that, machined parts will occur plastic deformation after lapping, even surface of brittle materials such as ceramics and carbide will deform to a certain degree.
实验还表明研磨加工后，工件表面都产生塑性变形，即使是像陶瓷、硬质合金等硬脆性材料，其表面也存在一定的塑性变形。
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