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光学密度计
释义
光学密度计
Encyclopedia
工学
印刷设备
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densitometer
光学密度计
用于印刷品对光线吸收程度或滤色片对光线阻光程度的测量仪器。前者称为反射密度计,后者称为透射密度计。
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Heyting arithmetic
Heyting formal system
Heyuan
Heyuan city "three planning in one" urban master plan
Heyuan Garden
Heyuan Museum
Heyuan Shi
He Yuan Zhi
He Yujie
He Yumen
He Yunfeng
He Yuzhong
Hey zeta-function
He Zaoxiang
Heze
He Zehui
Heze Museum
He Zenglu
Heze Shi
Hezhang Kele Yizhi
Hezhang Xian
He Zhanhao
He Zhaozhang
He Zhen
Hezhe Nationality in Lower Reaches of Songhua River
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