According to the working condition and the importance of filter at each location, filters are classified as key filter and non-key filter.

按各个部位反滤的工作条件和重要性，将反滤分为关键性反滤和非关键性反滤。

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The first key feature is the ability to sort and filter on multiple stores.

第一项关键特性是对多种存储排序和过滤的功能。

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Mkfilt: This is a key command that allows us to activate or deactivate the filter rules in the table, enable or disable logging for filters, and change the default rules.

mkfilt：这是一个重要的命令，它可以激活或停用表中的过滤规则，启用或禁用过滤日志，并改变默认规则。

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Note one of the key ways VCs filter the deluge of companies raising funding is their domain name.

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The key is a filter that sits in front of the projector to block vertical regions of the screen, meaning that each one of your eyes sees a slightly different picture based on the angle at which it views the screen.

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Eventually, however, wider awareness enables some processes to be radically transformed for the better. (For more about this, see the big idea on Social Media and Business Process Transformation at CITO Research.) Note that an intelligent activity stream filter is key to making this work, and we do not have one yet.

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