establishment circular 中文意思是什麼

establishment circular 解釋
人事通告
  • establishment : n 1 確定;設置,制定;設立,建立,開設,創設。2 建立的機構;家庭,產業;機關,商店,學校(等);...
  • circular : adj 1 圓的,圓[環]形的。2 循環的;巡迴的。3 通告的,環游的;供傳閱的。4 夥伴的,團體的。5 【邏輯...
  1. Circular of the general office of the state council on related matters concerning the establishment of duty - free stores markets

    國務院辦公廳關于設立外幣免稅商店場有關問題的通知
  2. The establishment of gear fault data warehouse the paper studies several gear cases in drive lab of wuhan university of science and technology. the signal of normal gear pair, the one has been worn seriously, the one which has circular pitch error and the one whose pinion has a ruptured tooth is acquired independently. after fft transformation, the amplitude values of 0 - 0. 4 multiple engage frequency, 0. 4 - 0. 5 multiple engage frequency, 0. 5 - 1 multiple engage frequency, 1 multiple engage frequency, 2 multiple engage frequency, 3 multiple engage frequency, 4 multiple engage frequency and greater then 4 multiple engage frequency of every signal are obtained respectively

    論文主要完成下列內容: 1 .齒輪故障數據倉庫的建立以武漢科技大學傳動實驗室的若干臺齒輪箱為研究對象,分別採集正常齒輪副、磨損嚴重的齒輪副、有周節誤差的齒輪副和小齒輪有一個斷齒的齒輪副的振動加速度信號,經過fft變換,分別得到每個信號的0 ~ 0 . 4倍嚙合頻率、 0 . 4 ~ 0 . 5倍嚙合頻率、 0 . 5 ~ 1倍嚙合頻率、 1倍嚙合頻率、 2倍嚙合頻率、 3倍嚙合頻率、 4倍嚙合頻率和大於4倍嚙合頻率幅值。
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