{HEAD ~ A method} for calculating {TAIL ~ an actual fresh air mass} flowing into a cylinder with the aid of an inlet pipe flow model 
for calculating
{ HEAD ~ A method } for calculating { TAIL ~ an actual fresh air mass } flowing into a cylinder with the aid of an inlet pipe flow model
HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH