双喇叭工业用声光报警器【重负荷】 扬州市昂立电气有限公司

p1Src=//y1.yzimgs.com/uploads/438242/2017212-202431318.jpg?watermark/2/text/5oms5bee5biC5piC56uL55S15rCU5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/750/fill/I0E3QTlBOA==/gravity/SouthEast