The phrase "a set of ball" is not correct in written English.
The correct form should be "a set of balls" when referring to multiple balls.
Example: "I bought a set of balls for the children to play with in the park."
Alternatives: "a collection of balls" or "a group of balls."
A set of ball-on-disc experiments is performed, with ball materials being nylon, steel and ceramic, on hard steel disc material.
In order to minimize the Kohn Vogelius criterion, its total variation with respect to a set of ball-shaped perturbations on the measure is explicitly evaluated.
The Zimmer products, sold under the brand name Durom, are marketed as a set of ball-and-socket components for use in hip resurfacing, or as a metal socket for use with other components in a conventional hip replacement.
In particular, a shape functional given by the sum of the total potential energy of the system with a Griffith-type dissipation energy term is minimized with respect to a set of ball-shaped pressurized inclusions by using the topological derivative concept.
At least he's got a set of balls.
So I grew a set of balls and painted my boy brown and he looked fanfuckingtastic".
Geometric models of molecular structures are often described as a set of balls, where balls represent individual atoms.
"I'd just finished kicking a set of balls and I just had a little bit of pain.
Also, an interaction between ball-to-powder ratio, process control agent, and a set of balls was found to control the average particle size of as-milled powders.
At a dinner on Tuesday before its meeting yesterday, the company gave analysts a set of balls, to show that it has stabilized its finances and is now juggling several opportunities for growth.
Rugby has been played in Romania since the very early years of the last century, when students who had moved to Paris to study returned to Bucharest, bringing with them a set of balls and a copy of the rules for the game they had played in between their studies.
