A. broadcasting B. point-to-point C. dial-up D. Internet
A. browser/server B. client/customer C. entity/relationship D. client/server
A.機(jī)房的吊頂?shù)纳?、下及活?dòng)地板下,均應(yīng)設(shè)置探測(cè)器和噴嘴 B.設(shè)有固定滅火系統(tǒng)時(shí),只采用感溫探測(cè)器 C.主機(jī)房出口應(yīng)設(shè)置向疏散方向開(kāi)啟且能自動(dòng)關(guān)閉的門(mén) D.機(jī)房?jī)?nèi)存放廢棄物應(yīng)采用有防火蓋的金屬容器