Although millions of books have been made available online in recent years - notably through Google books' massscanning program -ancient texts have taken much longer to emerge from the archives.
The holy grail of the biometrics industry is a scanning mechanism that is socially acceptable in an era of mass transit and 100 per cent accurate.
生物识别技术产业的法宝是扫描机理，在大众过境的时代能为社会所接受，而且百分百精确。
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Conclusion: when mass occur by the side of esophagus in thoracic cavity or abnormal mass occur in spleen, kidney, post - peritoneum, it should perform CT scanning to elevate the accuracy of diagnosis.