问题
单项选择题
确定围护结构最小热阻的冬季室外计算温度时，应采用______。
A．历年平均不保证1天的日平均温度
B．历年最冷月的平均温度
C．历年不保证5天的日平均温度
D．根据围护结构的不同热惰性指标分别确定
答案
参考答案：D
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确定围护结构最小热阻的冬季室外计算温度时，应采用______。
A．历年平均不保证1天的日平均温度
B．历年最冷月的平均温度
C．历年不保证5天的日平均温度
D．根据围护结构的不同热惰性指标分别确定
参考答案：D
Colors and feelings Colors can affect our feelings. Generally, they can be divided into four kinds. They are calm colors, warm colors, energetic colors and strong colors. Calm colors Some colors make us feel calm and peaceful. Blue is one of those colors. Blue can also represent sadness, so you may say “ I’m feeling blue” when you are feeling sad. White is another calm color. It makes you feel calm and peaceful. Warm colors Some colors can give you a happy and satisfied feeling. Colors like orange or yellow belong to these. Orange represent joy. It can bring you success and cheer you up when you’re feeling sad. Yellow is the color of the sun and wisdom, too. Energetic colors When you feel tired or weak, you should wear energetic colors, such as green. Green can give you energy as it is the color of nature and represent new life and growth. Strong colors Anyone who needs physical or mental(精神的) strength should wear red clothes. Red is the color of heat and represent power and strong feelings. Colors and feeling
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