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METHOD OF DETERMINING THE CHANGE OF PHYSICO-MECHANICAL PROPERTIES OF MATERIALS BY THICKNESS
METHOD OF DETERMINING THE CHANGE OF PHYSICO-MECHANICAL PROPERTIES OF MATERIALS BY THICKNESS
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机译:厚度测定材料物理力学性能变化的方法
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摘要
the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 of non-destructive methods u043au043eu043du0442u0440u043eu043bu00a0 and may be used u0434u043bu00a0 u043au043eu043du0442u0440u043eu043bu00a0 residual u043du0430u043fu0440u00a0u0436u0435u043du0438u0439. purpose u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0 u00a0u0432u043bu00a0u0435u0442u0441u00a0 ensuring u043au043eu043du0442u0440u043eu043bu00a0 residual u043du0430u043fu0440u00a0u0436u0435u043du0438u0439 on thickness of material by u043eu043fu0440u0435u0434u0435u043bu0435u043du0438u00a0 coefficient u0437u0430u0442u0443u0445u0430u043du0438u00a0 waves u0440u0435u043bu0435u00a0 u0434u043bu00a0 different hour the.in the control of residual u043du0430u043fu0440u00a0u0436u0435u043du0438u0439 sample excited by u0438u0437u043bu0443u0447u0430u0442u0435u043bu00a0 waves u0440u0435u043bu0435u00a0 and taken through the receiver and bring the two waves with various various u0430u043cu043fu043bu0438u0442u0443u0434u0430u043cu0438 and frequencies, then the wave passed through the sample, adopt and compare them with u0430u043cu043fu043bu0438u0442u0443u0434u0430u043cu0438 instituted amplitude waves, u043eu043fu0440u0435u0434u0435u043bu00a0u00a0 rate for u0442u0443u0445u0430u043du0438u00a0 waves u0440u0435u043bu0435u00a0.the time u0437u0430u0432u0435u0440u0448u0435u043du0438u00a0 process u043fu0435u0440u0435u0440u0430u0441u043fu0440u0435u0434u0435u043bu0435u043du0438u00a0 residual u043du0430u043fu0440u00a0u0436u0435u043du0438u0439 u043eu043fu0440u0435u0434u0435u043bu00a0u044eu0442 on equality of the coefficients u0437u0430u0442u0443u0445u0430u043du0438u00a0. 1 il.
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