对流也起着由于空气层相对薄小的作用和纸板上隔热层的存在。该纸板的绝缘性能发挥主要作用,因为它们有助于减少整个领空的温度梯度。通过研究,在重力的比萨饼冷却航天飞机自由的环境,我们可以更准确地确定对流流动的重要性。
—from The Thermodynamics of Pizza (热力学的比萨), a book by Harold J. Morowitz
Active since June 2, 2010.
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Universe | Races | Average WPM | First Race |
---|---|---|---|
Simplified Chinese | 193 | 98.62 | June 2, 2010 |