a=20m, b=20m, c=5mv=a*b*cv=20*20*5 = 2000m32000m3 powietrza-------100%xm3 tlenu -----------------20%x = 400m3 tlenu50*0,2m3 = 10m3/h10m3 tlenu ------ 1h400m3 tlenu ------ xhx = 40h (40godzin)
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a=20m, b=20m, c=5m
v=a*b*c
v=20*20*5 = 2000m3
2000m3 powietrza-------100%
xm3 tlenu -----------------20%
x = 400m3 tlenu
50*0,2m3 = 10m3/h
10m3 tlenu ------ 1h
400m3 tlenu ------ xh
x = 40h (40godzin)