机器用印刷墨辊 Printing rollers for machines 印刷机用油墨辊 Rollers (Printing –) for machines 进纸机(印刷) Paper feeders [printing] ..
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The designs include mill rollers for both the first and second flattening machines.
包括第一道轧机的轧辊设计，第二道轧机的轧辊设计。
A new type of materials of composite alloy coating with ultra-fine WC for submerged overlaying welding on the surface of continuous casting machines rollers is studied in this paper.
本文研究了一种应用于连铸辊的含超细wc粉末的埋弧堆焊复合敷层材料。
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