Dedicated reference block based duals blind and scanning features, not suitable for blind detection is not correctly drawn DAC curve for sensitivity adjustment and
Based on the characteristics of dual crystal probe and blind spot scanning, it is not possible to draw the correct DAC curve and adjust sensitivity without a special parameter test block for blind spot detection.
Based on the characteristics of double crystal probe and blind area scanning, it is impossible to draw correct DAC curve and adjust sensitivity without special reference block suitable for blind area detection