The aerodynamical noise of vacuum couch roll is the major noise source of paper machine.
真空伏辊空气动力性噪声是造纸机的主噪声源。
The press rolls on paper machine belong to hollow casting roll.
造纸机压榨辊属空心铸造辊。
The paper roll cutting and packing machine comprises cutter and paper-squeezing device.
一种切割卷纸包装机,是由切割器、塞纸装置组成。
The paper roll cutting and packing machine comprises cutter and paper-squeezing device.
一种切割卷纸包装机,是由切割器、塞纸装置组成。
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