短語詞組短語Fire Detection & Alarm System 煙火警報器安裝及維修fire detection and alarm system 火災(zāi)自動報警系統(tǒng);火災(zāi)探測報警系統(tǒng)Fire alarm and detection system 火災(zāi)報警和探測系統(tǒng) 返回 fire detection alarm system