- a fluid flow is compressible if its density changes appreciably (typically by a few percent) within the domain of interest. Typically, this will occur when the fluid velocity exceeds Mach 0.3. Hence, low velocity flows (both gas and liquids) behave incompressibly.
Mechanics glossary. 2013.
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compressible fluid — spūdusis skystis statusas T sritis fizika atitikmenys: angl. compressible fluid vok. zusammendrückbare Flüssigkeit, f rus. сжимаемая жидкость, f pranc. fluide compressible, m … Fizikos terminų žodynas
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