引入一个新的产品需要DES如果设计者所考虑的产品不同。
代码说明：
Introducing a new product requires the designer to think about the product differentiators. Designing a user-friendly product, considering all other features are equivalent, will help increase the product acceptance and sales. A good User Interface is definitively one of these differentiators. In many instances, a Graphical User Interface (GUI) is the best approach.-Introducing a new product requires the des igner to think about the product differentiato rs. Designing a user-friendly product, considering all other features are equivalent , will help increase the product acceptance and sales. A good User Interface is definitively one of these differentiators. In many instances, a Graphical User Interface (GUI) is the best app roach.
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