The phrase "a variety of shell" is correct and usable in written English.
It can be used when referring to different types or kinds of shells, such as in a discussion about marine life or collections.
Example: "The museum displayed a variety of shell collected from different coastal regions."
Alternatives: "a range of shells" or "multiple types of shells".
Gradient-based optimization is then used to locate the wing structure that maximizes the thrust, or minimizes the power under a thrust constraint, for a variety of shell boundary conditions.
Among its offerings is a variety of shell known as a "shelf" company, which comes with years of regulatory filings behind it, lending a greater feeling of solidity.
Related species usually differ in the settings for the major shell-developmental parameters [ 17], which produces a variety of shell shapes that often may be correlated with differences in key environmental factors [ 18].
The separately loaded ammunition included a variety of shells and eight different propellant charges in cartridges.
These survivors persist in an unusual mangrove fern micro-habitat fringing Opunohu Bay, exhibit a variety of shell-color morphs, and may be protected from Euglandina rosea incursions by a brackish water moat (C. Hickman unpubl. observ).
The approach is relatively straightforward, was implemented using a variety of (Linux) shell scripts, and appeared to offer good performance on the Training Corpus (up to f1 of 0.66 for training).
In their World War II configuration, each of the Iowa-class battleships had a main battery of 16 inches guns that could hit targets nearly 20 statute miles (32 km) away with a variety of artillery shells designed for anti-ship or bombardment work.
Students engaged in building and evaluating models that illustrated the origin of variation in a population of snails displaying a wide variety of shell colors and patterns.
TL has been investigated for a large variety of shell theories: thin shell theory, first order shear deformation theory, higher order theories, mixed theories and layer-wise theories.
Owing to the electrostatic main driving force for multilayer LbL shell build-up, a wide variety of shell constituents can be used, ranging from synthetic to naturally derived polyelectrolytes, lipids, enzymes, viruses, colloids and other active compounds.
And Bway.net offers a variety of services, including shell access, to its customers.
