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pro vyhledávání: '"王贺权"'
Publikováno v:
Jixie qiangdu, Pp 90-94 (2021)
The errors of DST-17 stress meter were analyzed by using compared with standard sample.The experimental results indicated that the number of angles has little influence on the fluctuation of measurement errors,but the measurement errors decrease slig
Externí odkaz:
https://doaj.org/article/1d61fd6a5b9e4cc38b1d95ecb1c55773
