延河是黄河的一条支流,发源自黄土高原的深山峡谷,浑黄的河水流经宝塔山、杨家岭,养育着为革命作出杰出贡献的延安人民。在普陀区的东北隅,紧邻宝山、闸北的新村地区,也有一所以延河命名的中学。这是人们期望她能像延河一样滋养工人新村的子弟们。随着时代前进的车轮和经济的发展,不仅立交遍地、高楼林立,令人头疼的“三废”也给蓝天、田野和江河带来污染。原先诞生于一所小学校舍、先天不足的延河中学也不可避免地受到“污染”,逐渐变成办学条件 Yan River is a tributary of the Yellow River, originated in the mountains of the Loess Plateau Valley, the Yellow River flows through the Pagoda Hill, Yangjialing, raise outstanding contributions to the revolution Yan’an people. In the northeast corner of Putuo District, next to Baoshan and Xin Village in Zhabei, there is also a middle school named after Yanhe. It is people who expect her to nourish the workers’ village like the Yan River. With the advancing wheels and economic development of the times, not only overpass but also high buildings and troublesome “three wastes” also bring pollution to the sky, fields and rivers. The original was born in a primary school buildings, congenitally Yanhe Middle School will inevitably be “polluted” and gradually become a school condition