The digital credential would be a "voluntary trusted identity" system that would be the high-tech equivalentof a physical key, a fingerprint and a photo ID card.

该数字证书可以成为一个“自愿受信身份”系统，从而成为物理密钥、指纹以及身份证的高科技等价物。

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A digital photo cataloging and search system that's as small as it can be.

这是个很小的数字照片分类和搜索系统。

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A measurement system for gas dynamic concentrations based on TDLAS was constructed by using an auto-balanced photo receiver and a digital lock-in amplifier.

基于自平衡激光接收器和数字锁定放大器构造了TDLAS汽车尾气动态浓度测量系统。

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By the early 2000s, digital camera picture quality was getting very good, broadband Internet was coming on strong, and inexpensive photo quality printer meant there was now a high quality end-to-end system for digital photography.

FORBES: A ��digital apple�� a day keeps the doctor away.