【安全课件】第七章-气体

123121130121211341“”212341123212331231230.45h0.25h4561.2kPa71233045612345pn=pc-p1-ph1W=Kb0.2A+0.7VA=Av+30A0V=Vv-Vg28%3Wh=1.08W1W=NQitW=Vtqvtqv=Kb16-12Ap/At23Wh=1.4W+Wvmin1-VW=—V—m3min—m3/kg1.2.1.25.0%3.1.2.