precanceling

v.

（收寄大宗邮件或邮包时）预先盖销（邮票）( precancel的现在分词 )；

Simultaneous broadcasting of analog FM and digital audio signals by means of adaptive precanceling techniques
Simultaneous broadcasting of analog FM and digital audio signals by means of precanceling techniques
Digital audio broadcasting in the FM band by means of contiguous band insertion and precanceling techniques
Technique for simultaneous communications of analog frequency-modulated and digitally modulated signals using precanceling scheme
Precoded Modulo-Precanceling Systems for Simulcasting Analog FM and Digital Data
Precoded modulo-precanceling for simultaneous analog FM and digital data
A fast algorithm for direct simulation of particulate flows using conforming grids.
Broadcasting data in the FM band by means of adaptive contiguous band insertion and precancelling techniques
Broadcasting data in the FM band by means of adaptive contiguous band insertion and precancelling techniques
Reduced-complexity equalization techniques for broadband wireless channels