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..............page:106-108,115
..............page:116-119
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Application of FFT power spectrum analysis in swirl flowmeter
ye peng1; wang chi-yu2; li jin-gui3(1.tancy instrument group co.ltd; cangnan; 325800; china; 2.state key laboratory of fluid power transmission and control; zhejiang university; hangzhou 310027; china; 3.national institute of measurement and testing technology; chengdu 610021; china)
..............page:70-74
..............page:21-22,43
Signal acquisition and processing system based on LabJack
li shuai-bo1; hong xiao-hua1; ma yu-zhen2; (1.college of mechanical & electrical engineering; china university of mining & technology; xuzhou 221116; china 2.school of mechanical engineering; hebei university of technology; tianjin 300130 china)
..............page:61-63
..............page:100-102
..............page:83-85,128