RF57DRS71S4关键词:30千瓦380伏减速器电机_RF57DRS71S4_RF57DR71S4RF57DRS71S4减速机电机参数:型号减速比功率转数扭矩重量力矩安全系数RF57DRS71S4186.890.37KW7.4...2022-08-16 23:58:53 上个页1下整页 转到第