名词
中文翻译：总密度
同义词：
['total density', 'gross weight例句：1. The new model has a gross density of 200 kg/m³.（新型号的密度为200 kg/m³。）']
例句：
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1. The new model has a gross density of 200 kg/m³.
新型号的密度为200 kg/m³。
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2.The increase in gross density is due to the addition of more materials.
总密度的增加是由于添加了更多材料。
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3. The gross density of the material was determined by weighing it and measuring its volume.
通过称重和测量体积来确定材料的总密度。