TIME-OF-FLIGHT DIFFRACTION TECHNIQUE FOR DETECTING AND SIZING OF DISCONTINUITIES: AN OUTLINE OF THE LATEST EUROPEAN STANDARD FOR ULTRASONIC EXAMINATION OF WELDED JOINTS是什么意思_TIME-OF-FLIGHT DIFFRACTION TECHNIQUE FOR DETECTING AND SIZING OF DISCONTINUITIES: AN OUTLINE OF THE LATEST EUROPEAN STANDARD FOR ULTRASONIC EXAMINATION OF WELDED JOINTS在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句