The phrase "as a primary use" is correct and usable in written English.
It can be used to specify the main or most important function of something in a particular context.
Example: "The software is designed as a primary use for data analysis, making it essential for researchers."
Alternatives: "as a main function" or "as a key application".
The OneNote app is particularly interesting, suggesting that Microsoft sees note-taking as a primary use for a tablet.
Crime fighting is not emphasized as a primary use as the cellphone industry introduces more and more camera phones capable of taking a quick snapshot and sending it wirelessly to the Internet.
They tend to favor a quadcopter structure, and are often configured with photography in mind as a primary use.
That's not to say that you can't ask some random questions to Dragon Go and get the results you're looking for, but I wouldn't see that as a primary use of this app.
Therefore, where initial consent is restricted to a specific disease, we propose that bridging is possible only with other similar disease specific research (which would then be considered as a primary use of data and samples, and not a secondary use).
What I've learnt in the process of trying to engineer serendipity is that it is tough to put forward serendipity as a primary use-case.
All NSP studies that reported NSP as a primary intervention used 'no NSP and no intervention' as a comparator.
We conducted this systematic review to assess the quality of reporting in systematic reviews of harms as a primary outcome using a set of proposed reporting items.
Across all age groups, perceived and actual side effects of contraceptive methods emerged as a primary barrier to use.
The firm cites the cost savings as a primary motivation for using the systems and predicts that one in five companies will be doing so by 2007.
TAXES: $2,856 if used as a primary residence (20percentt more if used as a rental property or second home).
