GB 17621-1998Specification of reservoir operation for large and medium-scale hydropower stations大中型水电站水库调度规范施行日 1999年4月1日National Energy AdministrationICS 27.140現行強制 追加
GB 7495-1987The protecting distance betweenoverhead power line and receiving station of AM broadcasting架空电力线路与调幅广播收音台的防护间距施行日 1987年11月1日National Radio and Television AdministrationICS 13.260現行強制 追加