要想直接查看数据，确保在Gnumeric参数设置中选择零压缩来对电子表格进行存储。
To view the data directly, make sure the spreadsheet is stored using zero compression from the Gnumeric preferences.
为了减少煤矿安全监视视频数据存储量，文章提出了两种措施来进行视频数据压缩，这将大大提高视频的压缩比。
In order to decrease the storage of the safety monitoring video data in coal mine, this paper presents two methods of video compression, which will greatly improve the compression radio of the videos.
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