The chemical structure changes of the silk fibers after the sericin fixing with the sericin fixing agent containing rare earth metal ions were analyzed with FT-IR and laser Raman spectra.是什么意思_The chemical structure changes of the silk fibers after the sericin fixing with the sericin fixing agent containing rare earth metal ions were analyzed with FT-IR and laser Raman spectra.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句