"demonstration area" is a correct and usable term in written English.
It is typically used to refer to a physical space in which something is demonstrated, usually a product or technique. For example, "We took a tour of the demonstration area, where the company showcased their latest products."
He was shown to a demonstration area.
There are 10 of these around a central demonstration area.
It appeared to be the largest such march yet outside the demonstration area in the capital.
The officer in charge of the demonstration area was Deputy Chief Joseph Riley.
"We see it in the free speech area, and we see it in the sit-in, demonstration area".
I rode the escalator up past a Dior boutique, a collection of Sony flat-screen televisions, and a demonstration area for the new Nokia Internet phones.
The heavy police presence meant protesters were unable to reclaim the demonstration areas, even as their numbers swelled in the evening.
As the military deployed, the 1.5 million-strong Central Security Forces belonging to the Ministry of the Interior were withdrawn from most demonstration areas.
In White Plains, the new Sony Style store, which is between Tiffany's and a White House/Black Market women's clothing store, has plenty of demonstration areas for shoppers to test Sony products, but it also feels like an exclusive specialty store.
Shaw closed them for overhauls and is now reopening them, with new cafes, demonstration areas and display space for items like a Porsche-licensed miniature sport utility vehicle for $425 and a Barbie Doll-theme handbag for $395.
The facilities at Fitche are basic – sparsely furnished classrooms, a handful of computers and two demonstration areas equipped with plastic dolls – but for the students, the theoretical instruction they receive here is the essential foundation for the practical experience they later gain at health posts and centres.
