16.In a UHF passive RFID system, a reader transmits an unmodulated continuous wave (CW) to tags, which not only provides energy to tags but also serves as the carrier of tag backscatter signals.
17.On the base, the main writers made a kind of cultural snack labeling Decadent zest from the end of the century through the original New Realism literature tagging hilding and coarse - grained life.