The invention provides an intelligent household electrical appliance speech control system and an intelligent household electrical appliance speech control method, which relate to the field of intelligent home. The intelligent household electrical appliance speech control system is characterized by comprising a speech acquisition group composed of a plurality of sound acquisition devices, an integrated correction device and a speech recognition group composed of a plurality of speech recognition devices, wherein the sound acquisition devices in the speech acquisition group are arranged at different indoor positions separately, and acquire speech signals of a user; each sound acquisition device is in signal connection with the integrated correction device; the integrated correction device is used for performing integrated matching correction on the speech signals sent by the sound acquisition devices, so as to obtain the most precise speech signal; and the integrated correction device is in signal connection with the speech recognition group. The intelligent household electrical appliance speech control system and the intelligent household electrical appliance speech control method have the advantages of precise speech recognition, remote control, low cost, high cost performance, intelligentialization and the like.