农业学大寨 is a movement in the whole country

来源: 于 2012-08-12 22:09:48 [旧帖] [给我悄悄话] 本文已被阅读：次

The key spirit of 农业学大寨 is to build the irrigation and drainage system according the real situation in local place, not necerarilly specific type of engineering such as 修梯田 or “坎儿井.