我们73级三班全体师生是在1975年2月底到临洮县八里铺公社张家庄大队进行开门办学。该大队地处临洮川区中心,位于洮河东岸,地形平坦,属河成阶地,土质肥美。海拨大约1800米,属二阴气候区。人口密集,劳力充足,水肥条件较高。全大队去年平均亩产650斤左右。 Our class 73 three teachers and students at the end of February 1975 to Lintao County, Bali commune Zhangjiazhuang brigade to open school. The brigade is located in the center of Linqu Chuan, located in the eastern bank of the river, flat terrain, is a river into terraces, fertile soil. About 1,800 meters above sea level, is a two Yin climatic zone. Dense, abundant labor, high water and fertilizer conditions. The entire brigade last year average yield about 650 pounds.