當要(yao)求(qiu)風速大,吹干較(jiao)厚(hou)頭發和(he)(he)物(wu)體時,應(ying)晝選用(yong)(yong)串激式電(dian)(dian)機(ji)和(he)(he)永(yong)磁式電(dian)(dian)機(ji)。若(ruo)要(yao)求(qiu)噪(zao)音較(jiao)小(xiao)時應(ying)采(cai)用(yong)(yong)感應(ying)式電(dian)(dian)機(ji),而對于理發廳,吹干、定(ding)型男女各式頭發時最好采(cai)用(yong)(yong)新型調(diao)溫調(diao)速式。