Marketing researchers have a choice of two main research instruments in collecting primary data: questionnaire and mechanical devices.

在搜集原始资料时，市场调查者主要可以选择两种主要的调查器具，即：调查问卷和机械设备。

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Currently, many business users spend too much time collecting, combining, consolidating, and distributing data when they use spreadsheets as their primary information distribution system.

目前，很多业务用户在使用电子表格作为主要信息分发系统时，花费过多时间来收集、组合、整合和分发数据。

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So it’s probably only collecting data about the location of cell towers on the phone’s primary network (meaning AT&T).

所以可能它只手机iphone的主要网络（AT&T）的基站位置数据。

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