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炉管纵环向裂纹超声自动检测装置

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First Author:wangfugang

Disigner of the Invention:Yi Tan,wanghuanting,yuyongsi,panguowei,李桂荣,李国斌,xushanguo,zhangjunshan,lidejun,朱世杰

Affilication of Author(s):材料科学与工程学院

Application Number:CN2062849

Authorization number:CN90203893.1

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