ASMT E317-11
ASMT E317-11Standard Practice for Evaluating Performance Characteristics of Ultrasonic Pulse-Echo Testing Instruments and Systems without the Use of Electronic Measurement Instruments
谢谢您的分享,金币已奖励! 有中文的吗?很想需要中文的,英文太费劲 感谢分享
感谢分享感谢分享:loveliness:
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