名词
中文翻译：核心密度同义词
同义词：
['core density', 'coredensity']
例句：
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1. The newmodel car has a core density of20% higher than the previous one.
新款汽车的核心密度比前一款高出20%。
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2. The study found that the coredensity of the material had a significant impacton its strength.
研究发现，材料的芯密度对其强度有显著影响。
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3. Theengineer used a special techniqueto increase the core density ofthe metal.
工程师使用了一种特殊技术来提高金属的芯密度。