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CN108481961A
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A kind of marker used for English teaching
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CN108682190A
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A kind of Portable English study machine
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CN108520678A
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A kind of English word Speed Pinyin device
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CN108509431A
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A kind of English Translation device
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CN108564848A
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A kind of English teaching study word training device
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CN108355733A
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A kind of chemistry teaching experiment equipment auxiliary device
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CN108590516A
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A kind of geological prospecting device and its application method
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CN108442331A
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A kind of hydraulic engineering fixes mould bases and its construction method with checkdam
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CN108505776A
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A kind of basic education mathematics entertaining classroom and application method
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CN108483329A
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A kind of auxiliary assembling apparatus of aerospace parts
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CN108593336A
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A kind of civil engineering drilling soil property detection device and method
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CN108487690A
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A kind of simple operating room in outdoor based on Textile Engineering and production method
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CN108497705A
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A kind of English teaching device and application method
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CN108759683A
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A kind of Mechanical Parts Size plotting board and its method
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CN108738878A
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A kind of horticultural gardening cultivating stand easy to use
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CN108517496A
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The processing method of delivery pipe surface property in a kind of promotion petroleum works
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CN108707261A
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A kind of high-performance tire tread-rubber engineering material and preparation method
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CN108391949A
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A kind of multi-functional ideological and political education lectern
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CN108477885A
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A kind of art education automatically cleaning exhibition booth
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CN108402671A
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A kind of deformable multi-functional lectern of teaching
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