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。
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。
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。
Researchers usually start their investigation by examining secondary data to see whether their problem can be partly or wholly solved without collecting costly primary data.
调研人员开始调查时总是先收集次级资料以判断问题是否部分或全部解决了，而不是先去收集成本很高的初级资料。
Based on this I have compared different parameters of collecting data from primary sources to assure that primary sources are the most dependable source.
在此基础上我比较了第一手来源的不同参数的收集数据，以确第一手来源最可靠的来源。
Based on this I have compared different parameters of collecting data from primary sources to assure that primary sources are the most dependable source.
在此基础上我比较了第一手来源的不同参数的收集数据，以确第一手来源最可靠的来源。
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