The phrase "are mainly relevant" is correct and usable in written English.
It can be used when discussing the significance or importance of certain topics or information in relation to a specific context.
Example: "The findings of this study are mainly relevant to the field of environmental science."
Alternatives: "are primarily applicable" or "are chiefly significant".
(The findings are mainly relevant to Type 2 diabetes, the more common kind, which comes on in adulthood).
Since online auctions avoid such regulations by classifying their transaction insurance as a 'buyer protection program', the net premium constraints are mainly relevant to investors or the owners of the market (e.g., eBay shareholders) and will be reflected in the stock price or cost of capital.
"Our results are mainly relevant for microbes.
Importantly, in most societies, these inheritance rules are mainly relevant to higher status families – where there is wealth to be transmitted [14].
In contrast, the KS genes are mainly relevant to tissue-specific functions and diseases.
However, gene clustering on the chromosome and analysis of shared regulatory sites as well as motif profiling are mainly relevant for comparative genomics in prokaryotes [ 16].
Such new technologies and altered business models were mainly relevant in developed and rich countries.
The results demonstrated that the azimuth pointing bias about −0.27° and −0.49° appears in Jeju sea and Pacific sea, respectively and the pointing bias was proved to be mainly relevant to the heading measurement error of the gyrocompass.
Comparison of the simulation data with experimental data indicated that the shear impact energy was mainly relevant to cutting and cracking erosion mechanism while normal impact energy was related to forging and extrusion mechanisms.
Twitter, in contrast to other platforms, is mainly relevant for labour demand as user profiles are fairly limited.
