当空气湿度大时浮力会增加,这是静态状况下。 还有风+人员流动因素呢,也导致病毒颗粒在空气中悬浮涨落。
回答: 你说的更严谨一些。浮力大于重力会一直向上"飞"。悬浮的时候二者相等,当然还有你说的由于颗粒与空气相互作用而产生细微的涨落(震荡)
由 LingYuan
于 2020-02-08 12:38:53
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