因为动态规划没有固定的框架，即便是应用到同一道题上，也可以建立多种形式的求解算法。
Because dynamic plan not fixed frame, even if is applies with writes together on, also may establish the many kinds of forms the solution algorithm.
InfoQ：你提到目前需要像Sencha Touch这样的框架以便实现固定位置的UI元素，为什么呢？
InfoQ: you mention that currently you need a framework like Sencha Touch in order to have fixed position UI elements. Why is that?
URL 映射使您能够定义自己的固定 URL 方案，在门户框架的外部可以容易地使用该方案。
URL mapping enables you to define your own fixed URL schema which can be easily used outside of the portal framework.
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