世界各国对商标专用权的取得,有二大体系,一是按《申请在先》(first to file)原则,二是按《使用在先》(first to use)原则取得。美国是个采用《使用在先》商标保护原则的国家。
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First to use a trio of keepers were France in 1978.
第一支用满三名门将的球队是1978年的法国队。
But I wouldn't be the first to use Botox medicinally.
但我不会是使用肉毒杆菌素做医疗用途的第一人。
Power HA is one of the first to use this new feature of AIX.
Power HA是第一个采用了这个AIX的新特性的软件。
Several people are credited with being the first to use microfinance as a tool for social improvement.
VOA: special.2010.06.16
So, regardless of the type of wave that we're talking about, there's some common definitions that we want to make sure that we're all able to use, and the first is amplitude.
所以,不管我们讨论的,是哪种波,它们都有一些我们,能用到的共同的定义,其中第一个就是幅值。
dU=CvdT So du is still going to be equal to Cv dT, and we're still going to be able to use the first law, all these things don't matter where the path is.
于是,第一定律也依旧成立,这些关系都与路径无关。
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