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swollow321(½ð±Ò+10, ·ÒëEPI+1): 2011-04-19 21:36:49
| Olympic chemical competition promotes the reformation of Chemical course system and content of courses for Middle School Students , promotes transformation of Teaching Concept of teachers , cultures comprehensive quality of contestant . The article has gathered theoretical texts of analytical chemistry of the international high school students Olympic chemical competition Over the past decade , and we have found the stress and difficulty of tests of analytical chemistry and made the principal theorem of training of analytical chemistry by studying law of setting a test paper of analytical tests . |
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