局(ju)(ju)(ju)部(bu)通(tong)(tong)風是指掘進工作面的(de)通(tong)(tong)風。在開采地(di)下井巷時，為了(le)供給新(xin)鮮空氣、稀釋并排出掘進工作面的(de)煙(yan)、塵和有(you)害氣體、創造良好的(de)作業環(huan)境，可采用總風扭通(tong)(tong)風、擴(kuo)散(san)通(tong)(tong)風、引射(she)器和局(ju)(ju)(ju)扇通(tong)(tong)風等局(ju)(ju)(ju)部(bu)通(tong)(tong)風方(fang)法。
