當要(yao)求(qiu)風速(su)大,吹干較(jiao)厚頭發(fa)和(he)(he)物體時(shi),應(ying)晝選(xuan)用(yong)串激式(shi)電(dian)機(ji)和(he)(he)永(yong)磁式(shi)電(dian)機(ji)。若(ruo)要(yao)求(qiu)噪音較(jiao)小時(shi)應(ying)采(cai)用(yong)感應(ying)式(shi)電(dian)機(ji),而對于理發(fa)廳,吹干、定型男(nan)女各式(shi)頭發(fa)時(shi)最好采(cai)用(yong)新型調溫調速(su)式(shi)。