The phrase "refine the design" is correct and usable in written English.
You can use this phrase when you are talking about improving or making changes to an existing design. For example, "Our team worked hard to refine the design of our new product to ensure it was perfect for our customers."
In order to improve the process, it is recommended that pavement designers refine the design method to optimize the air voids and binder grade for improving the performance of these mixtures.
The process was tortuous: the architects met Tate officials three times a month since 2006 to gradually refine the design.
His boyhood invention did not work very well, but it inspired him to continue to refine the design.
He continued to refine the design on the Púlqui II, which, like its predecessor, was not successful as a production model.
Only after the stoves were seen to tip over during cooking did Dr Gadgil and his researchers go back to the drawing board and refine the design.
During World War II, he was stationed at the Hope Proving Grounds, and while in the Army, he worked to refine the design of his folded-corner woofer, the prototype of the Klipschorn.
It has continued to refine the designs, culminating in the Lionheart.
G theory has been presented as a way to refine the designs of measurement procedures in an attempt to yield reliable data [ 34- 37].
He refined the design and sent out about 50 booklets describing the proposal.
Cadillac introduced its knife-edge "Art and Science" styling with the Escalade sport utility and CTS midsize sedan, and the XLR further refines the design.
Bit by bit, however, we refined the design so that it could handle every type and sequence of media assets in a way that felt consistent.
