名词
中文翻译：重量比
同义词：
['mass-to-volume ratio', 'density-to-volume ratio']
例句：
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1. The engineer calculated the weight-to-volume ratio of the new material.
工程师计算了新材料的重量比。
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2. The density-to-volume ratio is a crucial factor in determining the strength of materials.
密度比是决定材料强度的关键因素。
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3.The weight-to-volume ratio is used to determine the efficiency of the machine's operation.
重量比用于确定机器运行的效率。