APPARATUS FOR INVESTIGATING MECHANICAL CHARACTERISTICS OF MATERIALS

摘要

the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 to u0438u0441u043fu044bu0442u0430u043du0438u00a0u043c mechanical material properties and can be used u0434u043bu00a0 u043eu043fu0440u0435u0434u0435u043bu0435u043du0438u00a0 their mechanical characteristics. the purpose of u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0 - ability of the third u043fu043eu0440u00a0u0434u043au0430 u043eu043fu0440u0435u0434u0435u043bu0435u043du0438u00a0 modules.in the device u043eu0441u0443u0449u0435u0441u0442u0432u043bu00a0u0435u0442u0441u00a0 measurement speed of longitudinal acoustic waves and the deformation of the material under different loads, on which u0432u044bu0447 the third u0438u0441u043bu00a0u044eu0442 modules u043fu043eu0440u00a0u0434u043au0430 material. 1 il.