1. Would like to have another pay to use the GPS 2. Enclosures beautiful but easy to wear 3. Can not extend the storage space 4. Equipped with Bluetooth can not transfer files 5.iPhone proliferation of no personality...
1. extra payment is needed in order to use the GPS2. the outside look pretty but easily to be scratched3. memory cannot be expand4.there is bluetooth but it cannot send file...
This text elaborated the related technique of the database managementsystem development first and it transacts background, the development process and meanings of the automation ...
