The phrase "a small projection" is correct and usable in written English.
It can be used to describe a minor extension or protrusion from a surface or object.
Example: "The architect designed a small projection on the building's facade to create a unique visual effect."
Alternatives: "a minor protrusion" or "a slight extension".
During the experiment the subjects were presented with an image as in Fig. 2, projected onto a small projection screen in the bore of the scanner.
The beak, always somewhat hooked, is large and horny in the oilbird and frogmouths but reduced to a small projection in the remaining families.
At one o'clock, just before lunch, many of the crew went with Kubrick to a small projection room near the set to see the results of the previous day's shooting.
But Mr. Melamid reassured him that rectal infusion was now obsolete and instead led him to the back of the clinic, to what looked like a dentist's chair, with a computer screen and a small projection device.
Meanwhile a small projection on the screen reads "U can erase history," which cuts both ways: you can be eliminated from history, but you can also erase and rewrite it.
The cones are small, usually spherical, with three to six pairs of woody or leathery scales that are attached to the cone axis by the back of the scale, and have a small projection on the outer surface.
Smaller than R2-D2, with a larger eye in proportion to its head and a smaller projection beam, we immediately see the droid as young, cute, and vulnerable; traits the film plays on to great effect (for all the fan theories about Rey's parentage, surprisingly few have asked whether BB-8 is the love-child of R2-D2 and C-3P0).
The residual can be calculated using only a limited number of points in the flow field, which can be scattered either all over the whole computational domain or over a smaller projection window.
Venation palmate; primary veins 7 9, midvein ending with a free, small projection beyond lamina; secondary venation camptodromous; major secondary veins terminating at the leaf edge.
On the wall a small video projection shows him in typical close-up inside it, cast in a demonic light.
Wooden war shields in the central Asmat area are rectangular in shape, with a small phallic projection at the top.
