Then the excimer laser etching on polymethyl methacrylate (PMMA) plate mechanism is studied, with the etching rate curves listing by experiments.是什么意思_Then the excimer laser etching on polymethyl methacrylate (PMMA) plate mechanism is studied, with the etching rate curves listing by experiments.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句