Different varieties of the same crop vary significantly in their solar reflectivity (called 'albedo'), so selecting varieties that are more reflective will enhance this cooling effect.
同种作物的不同变种在其对阳光的反射率上有显著差异，所以，选择反射率更高的栽培种可以增强冷却效应。
This article has reviewed the basic principle of solar heat reflective coatings, the relationship of heat reflectivity with binder and pigments, and the tester and calculation of heat reflectivity.
评述了太阳热反射涂料的基本原理、涂料基料和颜料与热反射率的关系，并介绍了热反射率的检测仪器和计算方法。
The thermal performance of the solar pond decreases with increasing the bottom reflectivity when the water turbidity is constant.
模拟计算表明，浊度一定时，热性能总是随着池底反射率的增大而降低。
The critical bottom reflectivity of representative solar ponds was obtained through numerical simulation, which is useful for research and design of solar ponds.
通过模拟计算得出了典型情况下的临界池底反射率，在太阳池的实际研究和设计中可供参考。
The reflectivity of land to solar radiation is much higher than that of ocean.
陆地对太阳辐射的反射率远远高于海洋。
One and two dimensional numerical simulations for the transient performance of the solar pond were conducted. Effects of the turbidity and reflectivity at the pond bottom were studied.
完成了太阳池瞬态行为的一维和二维的数值模拟工作，分析了浊度和池底反射率等因素的影响。
One and two dimensional numerical simulations for the transient performance of the solar pond were conducted. Effects of the turbidity and reflectivity at the pond bottom were studied.
完成了太阳池瞬态行为的一维和二维的数值模拟工作，分析了浊度和池底反射率等因素的影响。
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