The phrase "a practical field" is correct and usable in written English.
It can be used to refer to an area of study or profession that has real-world applications and is focused on practical skills or knowledge.
Example: "Engineering is considered a practical field because it involves applying scientific principles to solve real-world problems."
Alternatives: "an applied discipline" or "a hands-on area".
The goal is to provide a practical "field guide" for success based on experience with ambulatory practices of various types, sizes and locations.
There is also too much emphasis these days on picking a practical field of study, which is why business is the most popular undergraduate major.
Finally the spindle was prepared through heat treatment with desired properties comprising in a practical field of spinning mill.
As the breathalyzer does for alcohol, this experimental 'potalyzer' could provide a practical field test for determining whether a driver might be impaired from smoking marijuana.
For example, here, career counseling: convert your love of reading into a practical field like math or science by making, quite literally, geometry of your books with a chain saw.
But the same Brotherhood leaders also sometimes say that they believe the people who craft Egypt's public policy should have expertise in a practical field — economics, or transportation, for example — but also in Islamic law.
These knives were created to satisfy the demand for a practical field-grade combat knife which could be carried discreetly and accessed quickly.
In addition to the WHO HIV rapid diagnostic test algorithm (RDT) (two positive RDTs alone for HIV diagnosis) used in voluntary counselling and testing (VCT) sites we evaluated in situ a practical field-based confirmation test against western blot WB.
He never did any practical field commanding during the Taliban's 1994-96 blithatieg that culminated in their capture of Kabul.
In October 1835 at the age of 17, Marx travelled to the University of Bonn wishing to study philosophy and literature: however, his father insisted on law as a more practical field.
A theoretical optimization is based on the collector and field parameters whereas a practical optimization field is based on the characteristic data of the PV modules and inverters, in addition to the collector and field parameters.
