direct-current meter transformer
直流抹音
direct-current erase【电子】
暂无补充释义。
相关词条
speed conversion dc telegraphy (direct-current telegraphy)
direct-current telegraphy, compensating variations
direct-current system【电】;straight flow system【航】
direct-current
restoring direct-current telegraphy
direct-current aoupling
direct-current signalling【通信】;direct-current signaling【电】