Sorting technologies in postal services, including optical character recognition (OCR), video complement and address check via bar code have reached the world's top level.
邮政光学字符识别（OCR）、视频补码、码址校验等分拣技术处于世界领先水平。
The digital outputs are CMOS compatible and support either twos complement, offset binary format, or Gray code.
数字输出为CMOS兼容，支持二进制补码、偏移二进制或格雷码格式。
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