No matter what kind of scanning equipment sheet scanning into images into the computer to read speed is much faster than manual marking.
其实不管用什么扫描设备将答题卡扫描成图片存进电脑再阅卷的速度远比人工阅卷快得多。
The error sources of manual of line tracking and line synthesis of scanning are analyzed, and Suggestions to heighten two kinds of the precision of digitization data are put forward.
对手工数字化线跟踪误差和扫描数字化线综合误差的来源进行分析，提出改善这两种数字化数据精度的几点建议。
It is easy to operate with manual and automatic foot scanning which is designed according to aesthetics human engineering.
源于美学和人体工程学的设计，兼具手动和自动扫描脚型，操作非常方便。
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