"Turbine engines." . . "Particles." . . . . . . . . . . . . "Electronic books" . . . "Four spot laser anemometer and optical access techniques for turbine applications"@en . "Four spot laser anemometer and optical access techniques for turbine applications" . . . "Electronic government information" . . "Flow measurement." . . "Turbulent flow." . . "Laser anemometers." . . . . "Laser Doppler velocimeter." . .