单词dandy roll的英汉翻译


dandy roll

['dændɪ rəul]
    水印辊







单词dandy roll的英汉对照例句


布纹纸:造纸时,水印辘用平坦的织物包面,纸面于是无压线纹理,有别于纹纸。
Wove paper: paper produced using a plain woven dandy roll and there fore without laid lines as distinct from laid paper.
帘纹纸:造纸时,由水印辊压上横直相同间线条的纸。横线约隔2毫米,直线约隔断5毫米,极像竹帘纹理。
Laid paper: paper with watermark lines about1mm apart crossed at90degrees by lines25mm apart formed by a dandy roll on the paper making machine.
水印:在造纸时,由水印辘在湿纸卷上压上,表示品质的图形。它在保密印刷方面,提供一个防止假冒的方法。拿起纸张向光,就看见水印。
Watermark: a design pressed into the wet paper during papermaking by the dandy roll to indicate quality and provide a means to guard against counterfeit in case of security printing.the watermark is visible when a sheet of paper is help up to the light.

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