The phrase "assumed mainly" is correct and usable in written English.
It can be used when indicating that something is primarily or predominantly taken for granted or accepted without proof.
Example: "The results of the study were assumed mainly to be accurate, despite the lack of comprehensive data."
Alternatives: "primarily assumed" or "largely taken for granted."
I assumed mainly garden compost, but I was wrong, and everywhere you look for advice on this subject there's a different recipe on offer.
To separate spatially multiplexed data streams, the use of a linear ZF receiver is assumed, mainly due to its simplicity and low computational complexity.
►The results are affected by an uncertainty depending on the degree of likelihood of the hypotheses assumed mainly on the spatial and temporal constancy of parameters and variables, including the values of geometrical parameters as radius/length of the borehole; a quantitative evaluation of their uncertainty is missing or inadequate.
For the hit analysis we assumed mainly positive hits affecting MUC5AC secretion.
There is limited information on the spatial distribution of bacteria in the human intestine, with most information being available from fecal samples that are assumed mainly to reflect events in the distal colon.
Thus a pile of dusty old flies is not, as you might assume, mainly black, but "sparkly" with translucent wings.
Petroleum generation stages were calculated assuming mainly Type II kerogen and using a reaction kinetic dataset based on Burnham (1989).
Chromatin assumes mainly two distinct conformations: condensed (heterochromatin) and decondensed (euchromatin).
As such, the solution structures of R2Δ and R2 can be best described as assuming mainly the V-shaped conformation.
As such, the solution structures of the R2 and R2Δ complexes can be best described as assuming mainly the V-shaped conformation.
These results indicate that the R3 and R3Δ complexes assume mainly the linear conformation as observed in the R3Δ structure in solution.
