The phrase "a key element in the development" is correct and usable in written English.
It can be used when discussing important factors or components that contribute to a process or project.
Example: "Collaboration among team members is a key element in the development of innovative solutions."
Alternatives: "a crucial factor in the development" or "an essential component in the development".
The approach has become a key element in the development of therapeutic drugs, particularly for cancer.
Manipulation of fish movements at our will constitutes a key element in the development of a device for automatically sorting fish by computer vision.
It risked the loss of its licence and began to lose lucrative contracts".This case challenges the basic role of the auditor, which represents a key element in the development of a normal, functioning economy," Mike Kubena, the firm's managing partner in central and eastern Europe, argued only six months ago.
High-purity radionuclides are a key element in the development of radiopharmaceuticals for applications in nuclear medicine.
Rhimes also described the prominence which Grey's underwear has in the first episode of the season, noting how they are "a key element" in the development of her character: "Meredith never put them back on.
On 21 May 1981, Jamaican Prime Minister Edward Seaga delivered the final funeral eulogy to Marley, declaring: Bob Marley was a member for some years of the Rastafari movement, whose culture was a key element in the development of reggae.
Therefore, RAMI (Reliability, Availability, Maintainability and Inspectability) will be a key element in the engineering development of DEMO.
A key element in the pipeline is our development of the R-package beadarrayMSV [ 17] made freely available on the web at http://cran.r-project.org/.org/
Agronomist Norman E. Borlaug was awarded the Nobel Prize for Peace for 1970 for the development of short-stemmed wheat, a key element in the so-called Green Revolution in developing countries.
