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《China Measurement Technology》 2003-03
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Improvement method of testing welding rod surface parting shape dimensions using lock phase amplifier

this article gives an improvement of testing welding rod surface parting shape dimension using lock phase amplifier which is given by the original author and also gives testing principle, testing devices and testing method of improved measurement.
【CateGory Index】: TG422
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【References】
Chinese Journal Full-text Database 1 Hits
1 LI Ding,CHEN Chang-zhang,CAI Shi-cong,LIN Hai-nan;Non-linearity optics testing equipment and its applications[J];China Measurement Technology;2004-06
【Co-references】
Chinese Journal Full-text Database 1 Hits
1 Li Ding Guo Jinnian Lu Yapin Zen Rensen (Fujien Materials Structure Reseach Institute, Academia Sinica);MODEL DTG-1 MULTI-PURPOSE ECMS INSTRUMENT[J];Journal of Chinese Society for Corrosion and Protection;1984-03
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