The phrase "a technical argument" is correct and usable in written English.
You can use it when discussing a reasoning or rationale that is based on technical details or specialized knowledge in a particular field.
Example: "In the debate over the new software implementation, she presented a technical argument that highlighted the system's efficiency and scalability."
Alternatives: "a technical rationale" or "a technical justification".
"We do not want to let a technical argument about whether we have one treaty or two derail the process.
(It notes, as part of a technical argument, that marriages between first cousins are legally valid in some states and invalid in others).
At the center of the case is a technical argument, concerning a section in the State Constitution that gives pardon power exclusively to the governor.
The issue about what to do with the health-care system is sometimes presented as a technical argument about the merits of one kind of coverage over another or as an ideological argument about socialized versus private medicine.
That's a technical argument, and it's a good one, but you don't have to be a cryptographer to understand the second problem with back doors: the security services are really bad at overseeing their own behaviour.
Listen to Chris Grayling saying, 'Will the French stop selling us wine and cheese?' All the sort of things I've been coming out with for years!" His big worry had been that they would make a "technical argument" to leave.
Asked how a smooth balloon could be more difficult to track than a rigid decoy shaped to look like a warhead, he replied, "That's a valid technical argument," but he added that just because a decoy seemed effective "doesn't mean its credible".
Plomin and Kovas (2005) added a more technical argument, one based on a specific analytic method that gives an estimate of "group heritability"—the heritability for extreme scores on a dimension.
He explained that the organization known by that name had come into existence only in 1973 — a rather technical argument, given that mukhabarat is an Arab word that means "intelligence".
The spurious precision of such complex calculations is often, Prof Sandel says, a strategy for replacing uncomfortable ethical choices with a seemingly technical argument.
"A last technical argument opposing this theory is the fact that Munch employed a cardboard substrate to paint the Scream, a material that is particularly fragile and hygroscopic and would have suffered severe damage when left outdoors," the spokesperson for the University of Antwerp wrote.
