Finding a a meaningful visual representation of photographic content and this data is a common challenge to visual design and information architecture.
为内容找到合适而且有意义的可视化表示是普遍存在于视觉设计和信息架构中的一个难点。
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During trajectory-tracking photographic measurement, on occasion comes forth the problem that the tracking stations time is asynchronous, so the data cant be put into usual processing.
弹道摄影测量中，有时出现两个观测站的测量数据时间不同步的现象，此时数据不能用于正常处理。
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Scanner: An equipment that converts photographic or hand-drawn original into digital data. An OCR machine can converts typed or printed text into digital data.