中国东西部地区长期以来存在着差距，尽管出台了许多区域优惠政策，但区域经济水平差距依然很大，梯度推移现象不明显。

Although some favorable policies, the gap between the east and the west still remains, and the phenomena of Grades Process are not obvious.

youdao

中国东西部地区长期以来存在着差距，尽管出台了许多区域优惠政策，但区域经济水平差距依然很大，梯度推移现象不明显。

Although some favorable policies, the gap between the east and the west still remains, and the phenomena of Grades Process are not obvious.

youdao