當要求風速(su)大(da),吹(chui)干(gan)(gan)較厚頭發和(he)物(wu)體(ti)時(shi)(shi),應晝選用(yong)串(chuan)激式(shi)電(dian)機(ji)和(he)永(yong)磁式(shi)電(dian)機(ji)。若要求噪音較小時(shi)(shi)應采(cai)(cai)用(yong)感(gan)應式(shi)電(dian)機(ji),而對于理發廳,吹(chui)干(gan)(gan)、定型男女各(ge)式(shi)頭發時(shi)(shi)最好采(cai)(cai)用(yong)新型調(diao)溫調(diao)速(su)式(shi)。