名词
中文翻译：渗透硬度
同义词：
['penetration resistance', 'penetration toughness']
例句：
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1. The steel plate has a high penetration hardness, which makes it resistant to wear and tear.
该钢板具有高渗透硬度，使其能够抵抗磨损。
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2.The new material has a lower penetration hardness, making it easier to cut through.
这种新材料的渗透硬度较低，更容易切割。
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3. The penetration hardness of the alloy is significantly higher than that of the base metal.
合金的渗透硬度显著高于基体金属。