It has many characters such as syntheses, complexity, process, non-imitability, plasticity, culture, and expandability.

它具有综合性、复杂性、过程性、不可模仿性、可塑性、文化性和拓展性等特征。

By adopting the technology of the invention, the uniqueness and the non-imitability of the signature information are improved, thus ensuring the electronic bill to be used more safely.

采用本发明的技术提高了签名信息的唯一性、不可仿制性，使电子票据的使用更安全。

The intelligent prosthesis shows better bio-imitability and adaptability than the conventional prosthesis by automatically regulating its parameters according to environments and working requirements.

智能假肢能够根据外界条件变化和工作要求，自动调整系统参数，比普通假肢具有更好的仿生性和适应性。