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Beam diffusion Angle measurement test block - NB/T47013-2015 Standard test block for non-destructive testing of pressure equipment

The beam diffusion Angle measurement block is designed according to the -12dB beam diffusion Angle measurement method of NB/T47013-2015 nondestructive testing standard instrument and probe combination, which is suitable for measuring the beam diffusion Angle after using the -12dB method.

The beam diffusion Angle measurement block is designed according to the -12dB beam diffusion Angle measurement method of NB/T47013-2015 nondestructive testing standard instrument and probe combination, which is suitable for measuring the beam diffusion Angle after using the -12dB method.

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