缩微摄影时检验负像光学密度用测试标板的英文

micrographics-test target of optical density measurement for microfilming negative

• 缩微摄影:    micrography
• 时:    shí]
• 检验:    checkout; test; ex ...
• 负像:    negative image; re ...
• 光学:    optics; photology; ...
• 密度:    density; thickness
• 用:    40分钟跑完全程 run the c ...
• 测试:    test; testing; che ...
• 标:    Rockwell A scale
• 板:    board; plank; plat ...

例句与用法

1. Micrographics - test target of optical density measurement for microfilming negative
   缩微摄影技术缩微摄影时检验负像光学密度用测试标板