The absorption coefficient,band gap and activation energy of these crystallized a-Si_xC_(1-x):H films decrease whilethe dark conductivity increases.是什么意思_The absorption coefficient,band gap and activation energy of these crystallized a-Si_xC_(1-x):H films decrease whilethe dark conductivity increases.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句