An intracavity complexed birefrigent filter and an etalon were used to tune wavelength, reduce linewidth and select the single longitudinal mode.是什么意思_An intracavity complexed birefrigent filter and an etalon were used to tune wavelength, reduce linewidth and select the single longitudinal mode.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句