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关注:1
2013-05-23 12:21
求翻译:USPTO technology class (there are over 400 in the 1999 classi-fication I use; note that Jaffe used only 48 classes). The distance是什么意思?![]() ![]() USPTO technology class (there are over 400 in the 1999 classi-fication I use; note that Jaffe used only 48 classes). The distance
问题补充: |
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