给出了舒适环境下的足部温度值，分析了冬季室内游泳馆导致足部寒冷的因素，并提出了3种解决办法。
Gives the foot temperature value in a comfort environment, analyses the factors causing cold feeling on the foot in swimming baths in winter and presents 3 solutions.
本文给出了空值环境下的完全函数依赖的弱保持、强保持及部分函数依赖。
The weak and strong holds of Full Functional Dependencies and Part Functional Dependencies under the null values environment are proposed in this paper.
并根据大量的实验给出冷热环境温差的优化值。
Through lots of experiments, the optimum contrast temperature difference between hot environment and cool environment is given.
并根据大量的实验给出冷热环境温差的优化值。
Through lots of experiments, the optimum contrast temperature difference between hot environment and cool environment is given.
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