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METHOD OF MEASURING COEFFICIENT OF REFLECTION OF ULTRASONIC WAVE DEPENDING ON ANGLE OF INCIDENCE ON SPECIMEN SURFACE
METHOD OF MEASURING COEFFICIENT OF REFLECTION OF ULTRASONIC WAVE DEPENDING ON ANGLE OF INCIDENCE ON SPECIMEN SURFACE
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机译:取决于样品表面入射角的超声波反射系数的测量方法
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the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 to the non-destructive control and can be used u0434u043bu00a0 u0438u0441u0441u043bu0435u0434u043eu0432u0430u043du0438u00a0 local structural and mechanical properties of the sample by u0438u0437u043cu0435u0440u0435u043du0438u00a0 u0430u0432u0438u0441u0438u043cu043eu0441u0442u0438 coefficient u043eu0442u0440u0430u0436u0435u043du0438u00a0 flat ultrasonic waves from the angle u043fu0430u0434u0435u043du0438u00a0 on u0438u0441u0441u043bu0435u0434u0443u0435u043cu0443u044e surface.the purpose of u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0 - productivity u0438u0437u043cu0435u0440u0435u043du0438u00a0 by u043fu0440u043eu0432u0435u0434u0435u043du0438u00a0 simultaneous u0438u0437u043cu0435u0440u0435u043du0438u00a0 u043eu0442u0440u0430u0436u0435u043du0438u00a0 coefficient at different angles of u043fu0430u0434u0435u043du0438u00a0.u0434u043bu00a0 this u043du0430u043fu0440u0430u0432u043bu00a0u044eu0442 at the research station of the specimen focused longitudinal ultrasonic wave to the acoustic axis, u043fu0435u0440u043fu0435u043du0434u0438u043au0443u043bu00a0u0440u043du043eu0439 u043fu043eu0432u0435u0440u0445u043du043e of sample, shipping sample being measured along the acoustic axis with u043fu043eu0441u0442u043eu00a0u043du043du043eu0439 speed, take the echo signal from the specimen surface, u0432u044bu0434u0435u043bu00a0u044eu0442 of u043fu0440u0438u043du00a0u0442u043eu0433u043e echo signal u0441u043eu0441u0442u0430u0432u043bu00a0u044eu0449u0438u0435,the flat angular spectrum of waves incident waves with u0434u043eu043fu043fu043bu0435u0440u043eu0432u0441u043au0438u043c shift, as well as parameters using the dependence of amplitudes and phases of these delivery u0432u043bu00a0u044eu0449u0438u0445 of frequency. 2).
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