答(da)：電(dian)(dian)梯(ti)(ti)(ti)屬于(yu)的特(te)種(zhong)設(she)備，必須購置有(you)制造(zao)許可證(zheng)的電(dian)(dian)梯(ti)(ti)(ti)產品，電(dian)(dian)梯(ti)(ti)(ti)的所有(you)權單位，必須準備好符合(he)安(an)(an)裝電(dian)(dian)梯(ti)(ti)(ti)要求的井道(dao)及相關建筑設(she)施(shi)，請有(you)相應電(dian)(dian)梯(ti)(ti)(ti)安(an)(an)裝資(zi)質的安(an)(an)裝單位，把從電(dian)(dian)梯(ti)(ti)(ti)廠(chang)購置的電(dian)(dian)梯(ti)(ti)(ti)零部件(jian)，按電(dian)(dian)梯(ti)(ti)(ti)標(biao)準和出廠(chang)說明書的要求安(an)(an)裝 在井道(dao)內(nei)并調試合(he)格(ge)，經檢(jian)第三方權威檢(jian)測機構驗收合(he)格(ge)后，才能投入使用(yong)，并辦理使用(yong)證(zheng)。