The contour and microstructures of the carbon or quartz ceramic rollers used in the continuous annealing furnaces in the Silicon Steel Sheet Mill and the Cold Rolling Mill are analyzed.是什么意思_The contour and microstructures of the carbon or quartz ceramic rollers used in the continuous annealing furnaces in the Silicon Steel Sheet Mill and the Cold Rolling Mill are analyzed.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句