T:\D-打印机\非税控打印机\PP7\M3\上位机\V1.523\ALL\PrinterTool.exe Open COM4 OK!
T:\D-打印机\非税控打印机\PP7\M3\上位机\V1.523\ALL\PrinterTool.exe Close COM4 OK!
T:\D-打印机\非税控打印机\PP7\M3\上位机\V1.523\ALL\PrinterTool.exe Open COM4 OK!
T:\D-打印机\非税控打印机\PP7\M3\上位机\V1.523\ALL\PrinterTool.exe Close COM4 OK!
T:\D-打印机\非税控打印机\PP7\M3\上位机\V1.523\ALL\PrinterTool.exe Open COM4 err!
T:\D-打印机\非税控打印机\PP7\M3\上位机\V1.523\ALL\PrinterTool.exe Open COM4 OK!
T:\D-打印机\非税控打印机\PP7\M3\上位机\V1.523\ALL\PrinterTool.exe Close COM4 OK!
T:\D-打印机\非税控打印机\PP7\M3\上位机\V1.523\ALL\PrinterTool.exe Open COM4 OK!
T:\D-打印机\非税控打印机\PP7\M3\上位机\V1.523\ALL\PrinterTool.exe Close COM4 OK!