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。
From this information they calculated the improvement in stiffness the graphene gave to the polymer composite.
通过这些信息他们可以计算出加入石墨烯后高分子复合材料的刚度改进。
Based on the dental enamel's C-14 ratio, they calculated that the victim had been born between 1955 and 1961.
根据牙釉质的碳14比率，他们推算出受害人生于1955年至1961年间。
Then, they calculated what fraction of these photons made it all the way to the intergalactic medium, which at the time was hydrogen.
然后，他们计算出这些光子中有多少一路到达星系际介质中，当时的星系际介质就是氢。
Using modern astronomers' assumptions, which presuppose a flat universe, they calculated the probability that the universe was in one of three states: flat, positively curved or negatively curved.
他们采用现代天文学家的假设，假定宇宙是平坦的，计算出宇宙处于以下三种状态之一的可能性：平坦的，正向弯曲或反向弯曲。
Within each tissue type, they calculated the frequency that multiple genes were mutated in the same sample.
在每种组织类型中，他们计算了在相同的标本中多基因变异的频率。
Reducing that time by 50 percent, they calculated, would result in a 2.3 percent decline in all-cause mortality.
如果将该时间减少一半，人口死亡率将降低大约2.3个百分点。
Based on the profiles, they calculated ratios of the number of functional operating rooms to hospital beds in seven geographical regions worldwide.
在分析整理这些档案的基础上，他们统计并计算了世界七大地理区域的功能手术室数量与医院床位数的比率。
Then they calculated how much energy the explosions from colliding these hypothetical dark matter particles would contribute to the planet's overall warmth.
他们计算了这些假想的暗物质粒子在爆炸中释放的能量能给星球提供多少热量。
In this study, she and her colleagues estimated the degree of louse infestation by the number of nits picked. The more nits, they calculated, the more lice-producing nits.
在这项研究中，她和同事们根据抓到的虱卵数量估算虱子滋生的程度。他们认为，虱卵越多，说明产卵的虱子越多。
When they calculated the overall geometry of the face using these points, and compared children with autism and those without, they found statistically significant differences in face shape.
当利用这些点计算出面部的几何数值并比较了自闭症儿童和非自闭症儿童后，他们发现了脸型在统计学上的显著差异。
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。
They calculated that a “waist-to-hip ratio” of 0.7, or a waist measuring 70 per cent of the hip circumference, was the “perfect” size.
他们还发现0.7的腰围/臀围比例是最完美的尺寸。
They calculated that they could be almost twice as common as "main-sequence stars" - such as our own Sun - which are still burning through their hydrogen fuel stock.
他们计算出这种星体的数量是我们“主星序星体”的两倍。我们的太阳就属于“主星序星体”，现在仍然通过燃烧氢燃料发光。
They calculated that they could be almost twice as common as "main-sequence stars" - such as our own Sun - which are still burning through their hydrogen fuel stock.
他们计算出这种星体的数量是我们“主星序星体”的两倍。我们的太阳就属于“主星序星体”，现在仍然通过燃烧氢燃料发光。
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