硒鼓黑色完整测试页A4

标准版页100% 90% 80% 75% 70% 65% 60% 55% 50% 45% 40% 35% 30% 20% 10% 0%产品型号：粉盒编号：打印机型：打印机编号：/湿度：批次：页码：日期