The magnetron-sputtering ion plating aluminum film is not simply an out- covering layer of a single substance, but an alloy film containing both aluminum and copper.

磁控溅射离子镀铝膜不是简单的单质外接铝膜，而是铜和铝组成的合金膜。

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The slitting weapon bit mainly USES in goods and so on paper, adhesive tape, magnetic tape, thin film, gold, silver, copper, aluminum, titanium alloy foil slittings.

分切机械刀片主要用于纸张、胶带、磁带、薄膜、金、银、铜、铝、钛合金箔等物品的纵切。

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