C#使用IN引入子查询限定查询范围，用此方法可查询在某一区间内数据，同样很实用，使用挺广泛，本例通过窗口来实现这样的查询，更直观-C# use IN introducing subquery limited the query range, use this method to query very useful in a range of data, the same, the use of very wide range, in this case through the window to