调制解调器错误更正协议
modem error-correcting protocols
调制解调器
modem
modulator-demodulator
modulating and demodulating unit
module
modulator╱demodulator
Modems
modulator-demodulator (modem
ADINA8
modem and demodem
Modulation and demodulation modem
achievement eualuation
modem (modulator-demodulator
modulator and demodulator
Model piece
HART Modem
data modem
modulator-demodular unit
电力线通信调制解调器
Power Line Communication(PLC) modem
电力线调制解调器
Electric-power line modem
power line modem
powerline modulator and demodulator