... indentation machine 压痕硬度试验机 indented board 压凹纸板 indented cylinder seed cleaner 窝眼式滚筒选种机 ...
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indented d board 压凹纸板
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Crease (Creasing): (1)Impress an indented line across a sheet of paper or board for ease of folding . See Score . (2)A folding fault which leaves a crease in the sheet .
压摺胶布（2）绉纹：（1）在纸张或纸板上压印凹下线条，方便屈指。（2）摺纸时造成起绉的故障。
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