Descriptions SZG series Double Taper Vacuum Drier is a new generation drying device develope d by our factory on the basis of combining the techology of same products.是什么意思_Descriptions SZG series Double Taper Vacuum Drier is a new generation drying device develope d by our factory on the basis of combining the techology of same products.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句