使用合适的构造改变Empty活动。

Change any Empty activity with the appropriate construct.

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去除糖基会使葡萄糖氧化酵素的活化位构造改变， 因而产生所观察到的KM值变化。

The lack of the sugar moiety could cause changes in the structure of the active site of the enzyme resulting in the observed modifications of the KMs.

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不可能改变窗口小部件构造函数的调用次序，因为这将改变窗口小部件包装的次序。

Changing the order in which the widget constructors are called is not possible, since this would change the order in which the widgets are packed.

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