据布鲁斯说，人们在房间温度是65至75华氏度之间，床的表面温度是82至86华氏度之间的时候睡眠最好。
According to Breus, people sleep best when the room is between 65 and 75 degrees Fahrenheit and the bed's surface is between 82 and 86 degrees Fahrenheit.
你将这个单层的盖板盖上iPad的表面就像是给它一张床，随着一声点击声音，隐藏的磁性锚点就与iPad表明结合在一起了。
You attach this single sheet by drawing it across the iPad’s face as though you’re making a bed. With a satisfying clicking sound, hidden magnets anchor the thing solidly to the iPad’s face.
流化床的一大优点在于能产生一个充分混合的具有很大表面积的流体与固体的接触系统，这对高效反应和传热都很有用。
A major advantage of fluidised beds is that they provide a well mixed, high surface area, fluid-solid system which is useful for efficient reactions and heat transfer.
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