陇东,人们称它是甘肃的「粮库」,这是多幺有意义的一句话啊!可是,陇东一带的地势,一半是高原,一半是大深沟,一旦山洪暴发,肥沃的良田被雨水冲刷、侵蚀,肥土都被冲到黄河下游去了。下游河床(?)高,沿河千千万万的人民将随时受到莫大的威胁。为了根治黄河,保护良田,保护珍贵的「粮库」,给西北人民创造永久的幸福,就在陇东高原上,有毛主席派来的一支测量队--黄河 Longdong, people call it the “grain depot” of Gansu. What a meaningful word! However, the terrain in Longdong is half of the plateau and half of the deep trench. Once the flash floods are over, a fertile farmland Was washed by the rain, erosion, soil and fat have been rushed to the lower reaches of the Yellow River. Downstream riverbed (?) High, thousands of people along the river will be subject to great threat at any time. In order to cure the Yellow River, protect the fertile land, protect the precious “grain depot” and create lasting happiness for the people of the Northwest, on the Longdong Plateau there is a measurement team sent by Chairman Mao - the Yellow River