JB/T 8274-2015
复印品图像漏印测试版
Test chart for image loss of copies
2015-04-30
JB/T 8273-2015
静电复印全黑测试版
Test chart for overall copy area of electrostatic copying process
2015-04-30
JB/T 8261-2015
静电复印网线及密度不均匀性测试版 A3
Test chart (A3) for screen and density inhomogeneity of electrostatic copy
2015-04-30