名词短语
中文翻译：断裂韧性试样
同义词：
['fracture toughness test specimen例句：1. The engineer carefully selected the fracture toughness specimen to ensure its accuracy.（工程师仔细挑选了断裂韧性试样以确保其准确性。）2. This study aims to investigate the fracture toughness of different materials under various conditions.（这项研究旨在调查不同材料在不同条件下的断裂韧性。）']
例句：
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1. The engineer carefully selected the fracture toughness specimen to ensure its accuracy.
工程师仔细挑选了断裂韧性试样以确保其准确性。
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2. This study aims to investigate the fracture toughness of different materials under various conditions.
这项研究旨在调查不同材料在不同条件下的断裂韧性。
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3. The fracture toughness specimen was subjected to a high-speed impact test to measure its resistance to crack propagation.
断裂韧性试样被置于高速冲击测试中，以测量其抵抗裂纹扩展的能力。