Brand RFID Tag is the solution-counterfeit ,-theft management and water-proof requirements of brand clothing and lether.
[品牌电子标签]针对知名品牌之服饰、皮件等防伪、防窃、防水需求之解决方法.
A straightforward proof of the Bloch theorem for one-dimensional photonic crystals is presented.
本文介绍在微机上研制的一 维 盆地模拟系统.
简答网 · 英语词汇