... of the triangle section*( the triangle area whichconects the rail head and rail waist), improving the detecting rate of flaws.Equipped with ... images, with the moving images addingup to 60 minutes on end. B-type ultrasonic image can recod over 2,000 images ... detecting operation(including the time,date, gate position and size, rail type, gainvalue, battery voltage etc.).All the information recorded by ...