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关注:1
2013-05-23 12:21
求翻译:they are rather invisible in economic research. While patents are regularly and exten-sively investigated in the field of industrial organization, this is not the case for trade-marks although related issues such as product differentiation, product positioning,是什么意思? 待解决
悬赏分:1
- 离问题结束还有
they are rather invisible in economic research. While patents are regularly and exten-sively investigated in the field of industrial organization, this is not the case for trade-marks although related issues such as product differentiation, product positioning,
问题补充: |
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