参数没有改变，所以不存在新的编程需要。
Parameters have not changed, so that there is no new programming needed.
在现有政策的更新不改变任何现有的参数没有改变在本次更新的要求。
Any existing parameter not changed in an update to an existing policy is not changed in this update request.
很简单的有点儿蠢的例子，但是现在，我还是可以通过，一个简单的定义声明，来进去改变参数的值，这样就没意义了，这是因为我并没有用一些。
I know it looks like a simple and silly little example, but at the moment, I still have the ability to go in and change the values of the parameters by that little definition.
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