名词中文翻译
中文翻译：部分密度
同义词：
['sectional concentration', 'sectional concentration ratio']
例句：
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1.The engineer calculated the sectional density of the beam to determine its strength.
工程师计算了梁的截面密度以确定其强度。
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2.The study found that increasing the sectional density of the soil could improve its durability.
研究发现，增加土壤的截面密度可以提高其耐用性。
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3. The researcher measured the sectional density of the rocks using a laser scanner.
研究者使用激光扫描仪测量了岩石的截面密度。