schlieren

/shleer-uhn/US // ˈʃlɪər ən //UK // (ˈʃlɪərən) //

条纹,条纹路,条纹状,条痕

Definitions

n.名词 noun

1
- : Petrography. streaks or irregularly shaped masses in an igneous rock that differ in texture or composition from the main mass.
- : Physics. the visible streaks in a turbulent, transparent fluid, each streak being a region that has a density and index of refraction differing from that of the greater part of the fluid.

This included the schlieren mirror and measurements taken in a dedicated aerosol testing room with a ventilation system that allows engineers to isolate the aerosols that emerged from the various instruments.