The phrase "purposes required" is grammatically correct and can be used in written English.
It is usually used when talking about the specific reasons or objectives that are necessary for achieving something. Here is an example: "The company's mission statement clearly outlines the purposes required for successful product development."
The shaping of a writing system to make it suitable for a wide range of cultural purposes required other developments besides the invention of a system of characters for representing linguistic form.
Using a typical 1-AU temperature and a polytropic index as high as 4/3, V S within a CME remains at least an order of magnitude lower than V A at all heliocentric distances, so can be ignored for the purposes required here.
A third series will aim to gather public input for "scoping" purposes, required as part of the environmental review process approved last spring by the MTA.
The bill would also exempt retired and current law enforcement officials who use those devices for "purposes of law enforcement (whether on or off duty)" as well as contractors who have been licensed to carry the devices for security purposes required by federal law.
The writing task was compulsory, but its use for research purposes required consent.
In spite of its better performance and structural information, in particular, for annotation purposes, required computational demands hinder its usage.
For one thing, tests may be performed for various purposes, requiring various levels of expertise and equipment.
These results support the promising application of these GQDs in more efficient photothermal therapeutic purposes requiring lower thermal stresses.
Moving up the pyramid toward more ambitious purposes requires increasing sophistication and skill in the processes of consulting and in managing the consultant-client relationship.
The engineering of biological systems to achieve specific purposes requires design tools that function in a predictable and quantitative manner.
Such purposes require that the soluble protein aggregates into insoluble fibrous structures which encourage the attachment and migration of cells.
