Bi-metal plate: Lithographic plate where the printing image area base is usually brass or copper, and the non-printing area is usually stainless steel or chromium. Used for printing long runs.是什么意思_Bi-metal plate: Lithographic plate where the printing image area base is usually brass or copper, and the non-printing area is usually stainless steel or chromium. Used for printing long runs.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句