... aging crack时效裂纹(痕) aging range时效温度范围 aging test时效试验 ...
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结果表明：时效温度范围内7050铝合金的应力松弛曲线表现为典型的对数衰减曲线。
The results show that in traditional aging temperature, the stress relaxation curve of 7050 aluminum alloys exhibits a classical logarithmic decrement curve.
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