代理数字签名的这种特殊性质使得它可以广泛应用于电子选举、移动通信、移动代理、电子商务等领域。
Because of this particularity, proxy digital signature can be widely applied to many fields, such ase-election, mobile communication, mobile agent, e-commerce activities and so on.
而移动电子商务能弥补这种缺憾，它以其快捷方便、无所不在的特点，已成为一种新的商务趋势。
Therefore, Mobile E-Commerce can remedy this kind of short-coming , it becomes a new commercial trend, with its characteristic of convenience and omnipresence.
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