The classification of software item risk;
软件项目风险的分类；
At present, the software applies in the practical item.
目前，该软件已经在实际项目中得以应用。
Software upgrading function: making the item always renewed and more powerful;
程序升级功能：使机器总是可以程序更新状态，功能逐渐变得强大；
Software upgrading function: making the item always renewed and more powerful;
程序升级功能：使机器总是可以程序更新状态，功能逐渐变得强大；
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