The machine running too fast, friction heat exorbitance, stepped up his gold-monlchamus acidobacillus, and, therefore, printing gold ink, machine faster than ink printed on the other to the.

• 板滞运转速率功迟，摩擦爆发的热度功高，加迟了金不朱的氧化，而获得光华，因此，印金不朱时，板滞速率较印其他色不朱给缓。