Gas laws mT一定，p=c,Boyle'slaw mP一定，V∝T,Charles'law mT,P一定，Vo∝n,Avogadro's principle Xi’an University of Science & Technology h  T一定，pV=c, Boyle’s law  P一定，V∝T, Charles’ law  T, P一定，V∝n，Avogadro’s principle Gas laws