【摘 要】
：
开窗换气的最佳时间——上午9时至11时,下午2时到4时是两个最好的开窗换气时间。因为气温已升高,逆流层现象已消失,沉积大气层的有害气体逐渐散去,有利于新鲜空气的流入。喝
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开窗换气的最佳时间——上午9时至11时,下午2时到4时是两个最好的开窗换气时间。因为气温已升高,逆流层现象已消失,沉积大气层的有害气体逐渐散去,有利于新鲜空气的流入。喝牛奶的最佳时间——通常人们习惯于早晨喝牛奶,但从充分发挥牛奶的营养作用、获得最大的效益来说并不是
The best time for window ventilation - 9:00 am to 11:00 am and 2:00 pm to 4:00 pm are two of the best window-clearing times. Because the temperature has risen, the counter-current layer phenomenon has disappeared, the deposition of harmful gases in the atmosphere gradually dispersed, is conducive to the inflow of fresh air. The best time to drink milk - usually people are used to drinking milk in the morning, but from the full nutritional benefits of milk for maximum benefit is not
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