- 自動(dòng)中繼設(shè)備
- telegraph automatic relay equipment: 電報(bào)自動(dòng)轉(zhuǎn)接設(shè)備
- tare telegraph automatic relay equipment: 電報(bào)自動(dòng)中繼設(shè)備
- relay equipment: 繼電設(shè)備
- automatic relay: 自動(dòng)繼電器; 自動(dòng)中繼裝置
- automatic equipment: 自動(dòng)設(shè)備; 自動(dòng)裝置
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