几乎在全国各地都可以看到这样一些反差强烈的画面: 居民新村或宿舍区一座座高楼耸起,室内整洁华丽,窗明几净,而室外的过道、楼梯通道则蛛网密集,满地尘埃。一墙之隔,似乎成了两个世界。一些企事业单位布局合理,设备整洁,庭院幽美,但其生产、生活的排泄物、废弃物和 Almost all parts of the country can see such strong contrasting images: The residents of the new village or dormitory area rise from a high-rise building, the room is neat and gorgeous, the windows are clear and clean, while the outdoor aisles and stairs are dense spiderwebs and dust everywhere. Separated by a wall, it seems to have become two worlds. Some enterprises and institutions have a rational layout, neat equipment, and beautiful courtyards, but their production and living excrement, waste and