名词
中文翻译：货运密度
同义词：
['货运量密度、货物密度例句：1. The freight density of the cargo is critical for transportation efficiency.（货物的货运密度对于运输效率至关重要。）']
例句：
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1. The freight density of the cargo is critical for transportation efficiency.
货物的货运密度对于运输效率至关重要。
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2. The freight density of the cargo affects the cost of transportation.
货物的货运密度影响运输成本。
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3.The freight density of the cargo can be optimized to reduce transportation costs.
货物的货运密度可以优化以减少运输成本。