It can display information at the press of a button, and can become several different CARDS by rewriting its own magnetic strip.
你只需按下一个按钮，它就可以显示信息；而且当你重写它的磁条时，它就能够变成好几种不同的卡。
2
The valve head may be made by single press and sintering, double press and sintering, forging and machining, forging and sintering, and dynamic magnetic compaction and sintering.
气门头可通过一次压制和烧结、两次压制和烧结、锻造和机加工、锻造和烧结及动磁压制成形和烧结而制成。
3
The influences of texture typos and their homogeneity on the properties of magnetic and press were discussed.