GB/T 8990-1988

Micrographics—Reflectance test target used in the test target for inspecting the quality of micrography of technical drawing

STANDARD published on 11.4.1988

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The information about the standard:

Designation standards: GB/T 8990-1988
Note: WITHDRAWN
Publication date standards: 11.4.1988
Country: Chinese technical standard
Category: Technical standards GB