On the mapping path composed of connecting schema mappings, queries are reformulated and forwarded for multiple times to achieve data sharing among multiple data sources.
查询在连接的模式映射组成的映射路径上，通过多次重写转发实现多数据源的数据共享。
Flow mapping analysis can also be done with the data to create a map of the acoustic activity and present it in a 2d image that will show the flow path in the well.
利用数据可实现流动成像分析，生成声音活动的图像，并将其展示在能够显示井下流径的2d影像中。
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