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一种利用贝壳制造融雪剂的方法

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First Author:mawei

Disigner of the Invention:林燕兰,姜晨,于浩,辛丘岩,wangren,chengzihong,秦承欢,杨港,赵南南,田丽妍,肖莉莉

Application Number:CN200910011620.4

Authorization Date:2009-05-19

Authorization number:CN101654611

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