1、
Extended spirality searching model of dipping sonar and submarine moving models were built.
建立了反潜机吊放声纳的扩展螺旋线形应召搜潜模型、潜艇运动模型；
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2、
3、
Research on Spirality and Finishing Technology of Plain Knitted Wool Fabrics
羊毛纬平针织物纵行歪斜与后整理工艺研究
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