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我正在使用这种解决方法,但我仍然不清楚。我坚持第 3 步和第 4 步。任何人都可以发布执行这些步骤的打印屏幕吗?对不起,如果它要求太多,但我真的很感激。
第 3 步:从菜单中选择File > New > Project,然后在对话框中选择Class Library:
File > New > Project
Class Library
第 4 步:在该类库项目中,在解决方案资源管理器中,右键单击并选择Add > New Item,然后从菜单中选择Linq-to-SQL classes:
Add > New Item
Linq-to-SQL classes