产品层被流化后固体颗粒和气体之间的接触面积大大增加。热传导的速度非常快。
The large contact area in the fluidized bed provides a rapid heat transfer between solid particles and gas.
两组离开医院时，中枢神经的传导速度没有显着差异。
There was no significant difference in the conduction speed of the medianus nerve between the two groups when they left the hospital.
人们对于全球局势迅速传导到国内，影响到我们西澳大利亚州的速度感到惊讶。
People have been surprised at how quickly the global situation has started to come home to us in WA.
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