名词
中文翻译：延伸应变
同义词：
['extensional stress', 'extensional deformation']
例句：
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1.The material was subjected to an extensionalstrain of 20%.
该材料经受了20%的延伸应变。
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2.The research focused on the effects of extensional strain on the material properties.
研究专注于延伸应变对材料属性的影响。
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3. In theprocess of stretching, the material is subjectedto extensional strain.
在拉伸过程中，材料受到延伸应变。