名词
中文翻译：十字形测试样本
同义词：
['cross-sectional test specimen', 'cross-sectional specimen']
例句：
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1. The cruciform test specimens were used to study the mechanical properties of the material.
十字形测试样本被用来研究材料的机械性能。
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2. The cruciform test specimens showed significant differences in their strength and stiffness.
十字形测试样本显示出它们在强度和刚度方面有显著差异。
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3. The cruciform test specimens were used to validate the new design's performance.
十字形测试样本被用来验证新设计的性能。