It proves the rationalism of the international exhaust with the reason that the objective or function of intellectual property rights emphasizes the reward should be given to the right holder only one time .

• 然后评述了权利穷竭的空间效力范围，论证了国际穷竭的正当性，其立足于知识产权的功能或目的，强调权利人只能获得一次回报。