circumferential direction 中文意思是什麼

circumferential direction 解釋
周向
  • circumferential : adj. 1. 周圍的，四周的。2. 委婉的。
  • direction : n. 1. 方位，方向；范圍，方面。2. 〈pl. 〉 指揮，指導；管理。3. 〈常 pl. 〉指示，命令，吩咐；用法說明。4. 導演；（樂隊）指揮。5. 寄發地址。6. 趨向，傾向。
  1. In this system, the oil pipe be locally magnetized through the longitudial and circumferential direction, the oil pipe be circumvolved by the electromotor, the detector will has a linear movement on the surface of the pipe, so it can realize the combined testing of horizontal flaw ( cankerous pits and cankerous holes etc. ) and vertical flaw ( pole flaw and crack etc )

    該系統在油管局部實施軸向和周向磁化，油管由電機主軸帶動旋轉，檢測探頭緊貼油管直線運動，從而實現對腐蝕坑、腐蝕孔等橫向缺陷和桿狀損傷、劈縫等縱向缺陷的綜合檢測。
  2. The direction is normal to the line of centres, i. e. motion is circumferential.

    該方向垂直於中心連線，即運動是沿圓周方向的。
  3. Using pro / e ansys fem software, based on results of analyzing fem model, the article discuss the influence to the eigenfrequency of the stator in different dimension parameters of the stator loop, different pzt thickness, the influence of tooth height along circumferential direction on eigenfrequency is analyzed. it offers a foundation for optimum design the structure of the stator. fem equivalent circuit model of the ultrasonic motor has been built

    利用pro / e 、 ansys等軟體建立了圓盤定子的有限元模型，通過有限元分析的方法，討論了定子圓盤各個徑向尺寸參數對特徵頻率的影響，不同壓電陶瓷厚度對定子特徵頻率的影響，以及定子齒的齒高的變化對特徵頻率的影響，為馬達結構參數的優化設計提供了依據。
  4. Finally, some important conclusions were drawn, that is, using distributed pzt transducers, ultrasonic guided waves are generated and received in a pipe. usually, there are many different modes of guided wave propagating in the pipe and these modes are generally dispersive, the specific exciting signal of a harming windowed toneburst with a central frequency of 70khz for decreasing the effect of dispersion was selected. and guided wave are generated using 16 distributed pzt transducers in a circumferential direction for suppressing flexural modes

    首先，對當前本課題研究領域的進展作出綜述，並簡要介紹與超聲導波技術相關的理論基礎；其次，建立了一套有效的實驗裝置，在此實驗裝置基礎上，重點研究了採用分散式pzt傳感器在管中激勵和接收特定模態超聲導波的方法：根據在管狀波導中傳播的超聲波具有頻散現象及多模態特徵，選擇具有單一頻率的特定信號激勵超聲導波，使其頻散最小；同時採用分散式傳感器抑制不同模態的波型。
  5. Magnetic force pump magnet couplings " universal energy equation is educed by analyzing of demagnetization curve, ways of reverting force calculating are introduced according to the equation when inside magnet rotor have axial direction and radial displacement, circumferential moment of magnetic force has been given, magnetic force pump alnico ' s axial direction length, circumferential length, radial thickness amounts are summarized with the analyses of experiment results

    利用退磁曲線法，推導磁力泵聯軸器能量通用公式，導出內磁轉子在軸向偏移和徑向偏置下產生的回復力計算方法，周向傳動轉矩計算方法，結合試驗結果，總結推薦磁力泵磁鋼軸向長度、周向長度、徑向厚度、磁極數設計方法。
  6. By analyzing the amplitude error due to the nonuniformity in the hemispherical resonator circumferential direction, the mathematical model of measuring angle error is deduced and the way by using software program to compensate the measuring angle error is discussed

    分析了諧振子環向不對稱造成的振幅誤差，並建立了由此引起的測角誤差的數學模型，討論了由軟體演算法來補償側角誤差的方法。
  7. Registering system of japan taiyang company ' s is used with automatic registering in axial direction and circumferential direction with high accuracy

    套準裝置採用日本太洋公司套版系統，可自動進行軸向和周向套準，套印精度高。
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