sward density是什么意思 sward density怎么读
sward density的用法和样例
- The density of the liquid layer between the two piezoelectric substrates can be characterized by the change of transient time of a round trip of the BAW pulse.
液体层密度值可用超声脉冲在液体层内来回传播一次的声时变化予以表征。
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