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来源：雅诚德英语网
The academic system had been published internationally years ago and the unique technique has awarded 8 USA patents.
其学术体系早已在国际上发表，其技术已经获得美国八项专利权。
The academic system had been published internationally years ago and the unique technique has awarded 8 USA patents.
其学术体系早已在国际上发表，其技术已经获得美国八项专利权。