Study on the transmission route of virus aerosol particles and control technology of air conditioning in the enclosed spaceWeixue Cao, Bo Sun, Yongxiang Zhao, Quanbin Shi and Yonghzen WangEur. Phys. J. Plus, 136 10 (2021) 1049DOI: https://doi.org/10.1140/epjp/s13360-021-02058-8