短语词组短語sign -bit line telemetry 符號位導線遙測Sign -Bit Seismic Record 符號位地震記錄sign bit code 符號位編碼sign bit acquisition system 符號位地震儀sign bit digital seismic instrument 符號位數字儀bit sign [計]位符號;位記號;繙譯 返回 sign bit