新(xin)風(feng)(feng)(feng)換氣機(ji)是根據在密閉(bi)的室(shi)(shi)內一側送風(feng)(feng)(feng)另一側引風(feng)(feng)(feng),則在室(shi)(shi)內會形成(cheng)(cheng)“新(xin)風(feng)(feng)(feng)流動(dong)場”的原理進行設(she)計研制的。它依靠(kao)機(ji)械送風(feng)(feng)(feng)、引風(feng)(feng)(feng),強迫(po)在系統內形成(cheng)(cheng)新(xin)風(feng)(feng)(feng)流動(dong)場。