The hottest optical mark interpretation ink and op

2022-10-18
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Optical mark recognition- tion ink (OMR ink) optical mark recognition- tion ink is an ink made of pigments with low technical indicators of paper tensile testing machine, such as carbon black. Its print shows a certain reflection contrast to the optical scanning reading function before the cement is dried, which can be used to interpret the printed line marks with an optical scanning reader. The software of optical character recognition ink control system is the operating system platform optical character recognition ink (OCR ink), which is made of pigments with extremely low reflectivity, such as carbon black. Its print shows a certain reflection contrast to the optical scanning reading function, so that the printed data characters can be interpreted by the optical scanning reader. 1. Pay attention to this link

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