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Angle of refraction and beam off-setfor cylindrical standards.
标准号:
AMS-STD-2154
标准名称: Inspection, Ultrasonic, Wrought Metals, Process For
同源图形
CRT displays corresp
db attenuator check
Convex surface refer
Standard ultrasonic
Hollow cylindrical s
Geometry of flat-bot
International Instit
Relative amplitude v
Relation of db scale
Surface resolution r
Decibel to am plitud