Application of wavelet packet analysis and BP ANN in diagnosing the hole defects in Acer mono wood using ultrasonic quantitative testing.是什么意思_Application of wavelet packet analysis and BP ANN in diagnosing the hole defects in Acer mono wood using ultrasonic quantitative testing.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句