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- An identification approach was researched, it estimated structural physical parameters via ambient excitation. 摘要基於連續時間模型,利用導數的近似值代替導數值,運用最小二乘法估計結構參數。
- A method of cross-point admittance based on ambient excitation to identify large engineering structures modal parameters was reported in this paper. 摘要提出了基於環境激勵下,運用跨點導納法識別大型工程結構模態參數的一種方法。
- LI Zhongfu, HUA Hongxing, SONG Hanwen, et al. Operating modal parameter identification under ambient excitation [J]. Journal of Shanghai Jiaotong University, 2001(8):1 167-1 171. 李中付;華宏星;宋漢文;等.;基於環境激勵的工作模態參數識別[J]
- Modal Test of Long Span Bridges Based on Ambient Excitation 基於環境激勵的大跨度橋樑模態試驗
- In addition, a vibration excitation test was done for the whole lathe to verify the exactness of the parameters obtained from simulation. 最後對整個機床進行激振試驗,驗證了模擬參數的準確性。
- Magnetic Excitation Test System of Microcomputer 微機勵磁檢測系統
- Operating Modal Parameter Identification Under Ambient Excitation 基於環境激勵的工作模態參數識別
- multiple-point random excitation test 自功率譜密度
- The method of impact excitation testing with Fast Fourier Transform (FFT) based on spectrum analyzer to determine the dynamic characteristics of a heald frame is introduced. 介紹了通過基於快速傅立葉變換(FFT)的譜分析確定綜框的動態特性。
- In the condition of ambient excitations, the dynamic properties of towers and main spans and the tensions of the stayed cables for Yellow River Shengli cable-stayed bridge are measured. 在環境激勵條件下,測試了黃河勝利大橋橋塔、主橋橋跨的基本動力特性以及斜拉索的索力。
- A simple test will show if this is real gold. 簡單的試驗就能證明這是否是真金。
- Environmental Stress Screening and Stress Excitation Test 環境應力篩選與應力激發試驗
- Study on Design of a Hydraulic Vibration Excitation Test Machine 液壓激振試驗台系統設計研究
- Pupils who pass the test will be promoted to the next higher grade. 小學生只要考試及格就會升到高年級。
- MODAL PARAMETERS EXTRACTION WITH CROSS-CORRELATION FUNCTION UNDER AMBIENT EXCITATION 利用互相關函數進行環境激勵下的模態分析
- He held the test tube in his hand thoughtfully. 他沉思地把試管拿在手裡。
- Study of High-rise Building's Dynamic Character under Ambient Excitation by GPS Technology and Its Application 基於GPS的高層建築環境激勵動態特性研究及應用
- It will be wise to go over your test paper again. 還是把您的考卷再檢查一遍的好。
- Experimental Modal Analysis of a Large-Span Cable-Stayed Concrete Bridge with Single Tower under Ambient Excitation 環境激勵下混凝土獨塔斜拉橋的實驗模態分析
- Let us show you to see the engine to test. 讓我們指給你看要測試的發動機。