导入所需的内容库然后保存模型，为了最大化可用内存，此时退出应用程序然后通过用户界面重新打开该项目。

Import the required content libraries and save the model. To maximise available memory at this point exit the application and re-open the project via the user interface.

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为了支持多个用户使用内存，有时会出现可用内存被消耗光的情况。

Supporting multiple users of memory, there are times when the available memory can be exhausted.

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