these two situations exist
These two situations exist, they are not consistent surface caused by linear velocity: a line of ink mark, but also as a result of nano-imprint lithography knock-on fibrillation while drum, fibrillation two drums of contacted easily lead to friction raised ink traces.
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these two situations exist
存在这两种情况
以上为机器翻译结果，长、整句建议使用 人工翻译 。