telegraph relay

短語詞組

telegraph automatic relay equipment 電報(bào)自動(dòng)中繼設(shè)備;電報(bào)自動(dòng)轉(zhuǎn)接設(shè)備
automatic telegraph -relay 自動(dòng)轉(zhuǎn)報(bào)
telegraph switching relay system 電報(bào)交換系統(tǒng)
telegraph vibrating relay 電報(bào)振動(dòng)替續(xù)器
TARE Telegraph Automatic Relay Equipment 電報(bào)自動(dòng)中繼設(shè)備
mechanization of telegraph relay 電報(bào)中繼的機(jī)械化
automatic telegraph relay center 自動(dòng)轉(zhuǎn)報(bào)中心
automatic telegraph relay equipment [通信]自動(dòng)電報(bào)中繼設(shè)備
relay for telegraph 電報(bào)用繼電器