shadowgraph

n.

皮影戏，将影子投射影幕上的技术，放射线透视照相；

Shadowgraph.
Shadowgraph
Shadowgraph
Schlieren and Shadowgraph Techniques
Schlieren and Shadowgraph Techniques
Shadowgraph imaging using scatter and fluorescence
The shadowgraph method in convection experiments
Physical optics treatment of the shadowgraph
Schlieren and Shadowgraph Techniques: Visualizing Phenomena in Transport Media
Shadowgraph observations of the transition of the thermal boundary layer in a side-heated cavity
Convection and flow in porous media. Part 2. Visualization by shadowgraph
Quantitative Fourier analysis of schlieren masks: the transition from shadowgraph to schlieren
Method and apparatus of operating a computer tomography apparatus to simultaneously obtain an x-ray shadowgraph and a tomographic ex...