SJ电子行业标准 SJ 54154/1-2001 RXG12型散热器安装功率线绕固定电阻器详细规范 SJ 54154/1-2001.Resistors, fixed, wire-wound, power, chassis mounted, style RXG12,detail specificati... 12月30日SJ 54154/1 阅读全文