The phrase "a precise expression" is correct and usable in written English.
It can be used when referring to a specific and clear way of conveying an idea or thought.
Example: "In academic writing, it is important to use a precise expression to avoid ambiguity."
Alternatives: "an exact phrase" or "a clear statement".
Nevertheless, Tarnita and Nowak continue to insist that Hamilton's equation is not a precise expression of a biological phenomenon.
The novel concept of an illuminance matrix (I-matrix) is proposed and modeled as a precise expression of illuminance.
Returning to the case r=2, in 2003 A.E. Holroyd succeeded in giving a precise expression for the critical probability.
Each seemed a precise expression of its vineyard, with differences etched in sharp relief, all sharing a slight herbal quality that is not at all a sign of under-ripe grapes, but something else.
But in his own way, it was a precise expression of his current sentiment: Raikkonen has returned to Formula One after leaving at the end of 2009 to take up rally racing, and he has found himself with a Lotus racing car that can win races.
On the other hand, it is difficult to deduce a precise expression of spectrum holes utilization in the case that the channel sensing is imperfect.
Although we still cannot accurately describe a more precise expression evolution trajectory history at the current form, our work provides a starting point for experimental follow-up.
A more precise expression is explored for the dimensionless group at the channel central line, i.e. Da0: when Da0>1 the entire cathode GDL CL (catalyst layer) interface is in two-phase region, whereas part of the interface is free of liquid water for Da0<1.
A more precise expression of the latter result is that for one unit increase in ET-1 in urine, the mean rate of remission of acute phase (instantaneous remission rate) is reduced about 2%.
As one of Aston Martin's more classic nameplates, and a model that has fully evolved into a passionate and precise expression of the brand, the DB9 GT represents the pinnacle of British grand touring elegance.
Elsewhere in his published work Franklin shows himself to be a master of precise expression.
