"useful volume" is correct in written English.
You can use it when referring to the amount of something that is beneficial or helpful. For example, "The library contains a useful volume of books on medicinal herbs."
The following conventions have assumed: V is the useful volume of buoyant gas for lift and V eff the effective volume used for aerodynamic calculations.
"Print is still very useful, volume by volume,'' said Jeffrey Henderson, general editor of the Loeb Classical Library since 1999.
$27. (Ages 8 and up) This beautiful and useful volume combines new translations of the canonical stories with some of the original illustrations.
The study of the effect of operating parameters has identified a sizing criterion, the "useful volume".
The best model found is the representation of the pond reactor as two CSTRs in series with different volumes (first reactor with 91.5% of useful volume) and presence of dead zones (useful volume 84.9% of real volume).
Generating autologous tissue grafts of a clinically useful volume requires efficient and controlled expansion of cell populations harvested from patients.
The models used here indicate that kauri planted and grown on suitable sites can produce useful volumes in rotations as short as 60 years.
Second, we found it difficult to stimulate useful volumes of feedback.
However fervently Naipaul might deny it, George Orwell was a great influence on him, and Houghton Mifflin has published two useful volumes of journalistic essays by Orwell one is of reportage ("Facing Unpleasant Facts," edited by George Packer) and one is of literary essays ("All Art Is Propaganda," with an introduction by Keith Gessen).
David Kynaston's City of London (Chatto & Windus, £30) is, apart from all else, an immensely useful book: a single-volume abridgement of his four-decker chronicling the Square Mile's past.
Volume Replacement Therapy with Dextrans: Are Dextrans Still Useful in Volume Replacement?
