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paperback. Condizione: Good. Ship out in 2 business day, And Fast shipping, Free Tracking number will be provided after the shipment.The situation financial Danqing - the Anhui Province Yongjunyouzhu of cherishing calligraphy set [8 paperback]Four Satisfaction guaranteed,or money back.

paperback. Condizione: Good. The situation financial Danqing (one of the authors Han Yuchun signature seal copies).

paperback. Condizione: New. Paperback. Pub Date: 2018-09-01 Pages: 163 Language: Chinese Publisher: Audio information hiding technique for covert communications. Science Press about the covert communication audio information hiding pretreatment technology. information hiding algorithm and other issues. voice facing into the details of the embedded data compression based on discrete cosine transform perceived low rate codec .…