When scientists first analyzed the wood of vintage Cremonese violins in compared with the modern violin wood, they calculated the average density and found no difference.

当科学家们第一次将古典克雷莫纳小提琴的木材与现代小提琴的木材进行对比分析时，他们计算了平均密度，并没有发现区别。

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The industry has generally favored LOCs of one sort or another as an indication of size, as shown by defect density almost invariably calculated as defects per LOC.

行业一般支持一种或另一种LOC作为大小的指示，如根据每L OC的缺陷计算的几乎不变的缺陷密度所示。

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In a study published in the journal Obesity Reviews, they calculated the average energy density of menus at McDonald's, KFC and Burger King, using nutritional data from the fast food chains' websites.

《肥胖评论》杂志发表了他们的研究结果，他们通过快餐连锁网站上的营养数据计算了麦当劳、肯德基和汉堡王食品的平均能量密度。

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He is creating computer simulations to model the liver, so optimum channel size, flow rate and density of cells can be calculated as accurately as possible, before the artificial liver is constructed in the laboratory.

BBC: NEWS | Health | Glass liver may aid disease fight