一、废弃拖布把废弃的拖布,在城镇以上中小学校园随处可见,这种浪费是难免的。若能开发用于体育器材,既是对有限资源的再利用,又是节约体育资源的良好途径。依此推之,也可拓展到废标枪、跳高竿、断旗杆、铁锹把等的开发。八、课桌、凳1.桌子可当双杠进行支撑摆动、直角支撑、双 First, the abandoned Mop The abandoned Mop, primary and secondary schools in urban areas above the town can be seen everywhere, this waste is inevitable. If developed for sports equipment, it is not only a re-use of limited resources, but also a good way to save sports resources. In accordance with this push, but also can be extended to waste javelin, jumped high pole, broken flagpoles, shovels and other development. Eight, desks, stools 1. The table can be used as parallel bars to swing support, right-angle support, double