The phrase "a more precise shape" is correct and usable in written English.
It can be used when discussing the accuracy or specificity of a shape in various contexts, such as design, geometry, or art.
Example: "To improve the overall design, we need to create a more precise shape for the logo."
Alternatives: "a clearer shape" or "a sharper shape".
An FEM allowed reproduction of overall deformation in Kuchinoerabu-jima, and to obtain more precise shape and depth of the deformation source, a spherical source with a radius of 50 m.
The divide began to take more precise shape on November 18th, when David Cameron, the Tory leader, revised a year-old commitment to match Labour's planned spending totals until 2010-11.
In the present study, we applied an FEM to the GPS observation data in Kuchinoerabu-jima in order to obtain more precise shape and depth of the deformation source, taking effects of surface topography and heterogeneity of ground into account.
Continents slowly take on more precise shapes.
Future work will focus on the ability to change color as well as texture, and to create more precise shapes with higher-resolution laser patterning.
Experimental results show a successful tracking along with a more precise estimation of shape and motion during occlusion events.
Much of his early astronomical work for the Survey was done in the Harvard Observatory, in whose Annals (1878) there appeared his Photometric Researches (concerning a more precise determination of the shape of the Milky Way Galaxy).
Plans are already being made for another meeting of euro zone finance ministers in the middle of next week, once the Cypriot finance minister has returned from Moscow and officials have a more precise idea of the shape of the rescue deal.
I was hoping for a more precise answer that will shape my tea drinking habits, but that set-up works out nicely for Teabox customers, who are getting a fresher product for their money.
