環境振動試驗 的英文怎麼說

中文拼音 [huánjìngzhèndòngshìyàn]
環境振動試驗 英文
environmental vibration test
  • 環 : Ⅰ名詞1 （環子） ring; hoop 2 （環節） link 3 （姓氏） a surname Ⅱ動詞（圍繞） surround; encircle;...
  • 境 : 名詞1 （疆界; 邊界） border; boundary 2 （地方; 區域） place; area; territory 3 （境況; 境地） co...
  • 振 : 動詞1. （搖動; 揮動） shake; flap; wield 2. （奮起） brace up; rise with force and spirit
  • 試 : 名詞（古代占卜用的器具） astrolabe
  • 驗 : 動詞1. （察看; 查考） examine; check; test 2. （產生預期的效果） prove effective; produce the expected result
  • 環境 : environment; surroundings; circumstances; ambient; closeness; ambience; ambiance; atmosphere
  • 振動 : vibrate; vibration; vibrance; vibrancy; vibra; vibes; shaking; rumble; jitter; chatter; sway; jar...
  • 試驗 : trial; experiment; test
  1. Basic environmental testing procedures. test methods. test fdc : random vibration wide band. reproductibility low

    基本環境試驗程序.試驗方法. fdc試驗.寬帶的隨機振動.可再現性低
  2. Environmental testing - electrotechnical products - time - history vibration test method

    環境試驗.電工產品.隨時間變化的振動試驗法
  3. Vibration table is a kind of standard experiment equipment which is used to provide classical vibration conditions, simulate and reappear the environment, test and evaluate the mechanical function of all kinds of engineering equipment

    振動臺是一種在實驗室內提供典型振動條件或模擬再現環境、用以檢驗和評價各類工程裝置及設備機械力學性能的標準試驗設備。
  4. Under windows nt and labview development environment, using the linear fit module, exponential fit module > general polynomial fit module of labview to design a method for fitting the experiment data, the results of curve fitting indicate that the purpose of general polynomial fitting is better than the rest. separating the equivalent input impedance of magnetostrictive transducers without stimulate current from input impedance of it with stimulate loop based on the results of curve fitting, and determining the syntony frequency and electric simulation network parameters of magnetostrictive transducers by this input impedance. finally, with labview network functions, realizing magnetostrictive transducer electric simulation system based on web server and discussing a scheme for this system network by datasocket. the method of this paper can more accurately determine the syntony frequency and electric simulation network parameters of magnetostrictive transducers than the testing method of syntony & anti - syntony. at the same time, discussing virtual instrument measurement system and how to realize magnetostrictive transducer electric simulation network system by labview network functions of network virtual instrument measurement development environment

    在windowsnt系統環境和labview虛擬儀器技術開發平臺下，首次利用labview中的直線擬合模塊、指數擬合模塊以及多項式擬合模塊，設計了一種對實驗所得數據進行曲線擬合的方法，對三種擬合方法進行了比較，曲線擬合結果表明，多項式擬合方法相對于其它兩種擬合方法效果更好；根據曲線擬合的結果可從帶激勵線圈的磁致伸縮換能器的輸入阻抗中分離出磁致伸縮換能器鐵芯在無激勵電流時機械振動形成的等效輸入阻抗，並由此輸入阻抗確定了磁致伸縮換能器的諧振頻率及其電氣模擬網路參數；最後通過labview提供的網路功能，實現了基於web服務器的磁致伸縮換能器電氣模擬虛擬儀器測試系統，並探討了通過datasocket技術實現該系統網路化的方案。
  5. With metal fatigue in material mechanics, this paper deduces the limestone fatigue curve of longmen grottoes by means of marble s one within the error permission. by the experiment elects the crucial factors of current vibration environment in longmen grottoes, the author contrasts the result of the experiment with its fatigue curve referred above and analyses the fatigue effect of longmen grottoes. finally, it is pointed out that after longmen grottoes have being suffered weathering and water - erosion more than 1500 years, the vibration environment is becoming an crucial factor leads to fatigue effect, especially in those weak surface carvings just like the crossings of several rifts, serious weathering places, etc

    借鑒材料力學中金屬疲勞破壞的研究手段，在誤差允許范圍內用大理巖疲勞曲線推導出門石窟石灰巖疲勞曲線。通過對石窟實際振動環境中典型要素的抽取和振動試驗，將試驗結果與疲勞曲線進行對比，分析了門石窟的疲勞破壞效應。文章指出，在經歷了1500多年的風化和流水溶蝕后，振動環境已成為導致門石窟某些薄弱點如多條裂隙交叉點嚴重風化酥解的壁面雕刻品等產生疲勞破壞的重要誘發因素。
  6. Environmental testing - test methods - test ff - vibration - time - history method

    環境試驗.試驗方法.試驗ff .振動.時間系列法
  7. Environmental testing - part 2 : tests - tests z bfc : combined dry heat vibration sinuso ? dal tests for both heat - dissipating and non - heat - dissipating specimens

    環境試驗.第2部分:試驗z bfc :熱消散和非熱消散試樣的乾熱振動
  8. Environmental testing - test methods - tests - tests z bfc - combined dry heat vibration sinusoidal tests for both heat - dissipating and non - heat - dissipating specimens

    環境試驗.試驗方法.試驗z bfc :熱散失和無熱散失樣品的乾熱振動
  9. Basic environmental testing procedures part 2 : tests tests z bfc : combined dry heat vibration sinusoidal tests for both heat - dissipating and non - heat - dissipating specimens

    基本環境試驗過程.第2部分:試驗.試驗z bfc :散熱和非散熱試樣的乾熱振動
  10. Currently, the large space vehicle ’ s vibration test usually adopted dual - shaker system, the electric current phase synchronous controller is one of the equipments importantly in the system. the existing control equipments make use of tri - tek704d controller, and the current feedback in - phase control method

    目前，我國大型航天器環境振動試驗採用多振動臺同步激勵的試驗系統來完成，電流相位/幅值同步控制器是並聯雙振動臺同步控制系統中重要的組成設備之一。
  11. The thesis is aimed at presenting a procedure to establish a baseline finite element model of the qingzhou cable - stayed bridge over the ming river, fuzhou, china that was newly constructed. its main span length of 605m is the longest in the world among the completed composite - deck cable - stayed bridge. the proposed procedure includes several tasks : initial finite element modeling base on the design drawings, field loading tests and ambient vibration tests, and finite element model calibration with the test results

    本文以主跨605m的結合梁斜拉橋? ?青洲閩江大橋為背景，首先根據設計圖紙建立該橋完整的初始空間有限元模型，然後根據通車前現場靜力試驗和環境振動試驗結果對初始有限元模型進行校正，通過參數的調整使模型靜、動力計算結果與實測值吻合。
  12. Environmental conditions and test methods for aircraft radar. vibration test

    機載雷達環境條件及試驗方法.振動試驗
  13. None but is the test spectrum abundant and controllable, it is possible to simulate the stresses environment needed for exposing weakness of the product. based on summarizing the present status of the vibration test and vibration environment simulation technology in the world, the topic of simulation of super - gaussian random vibration environment with controllable frequency spectrum and its applications in reliability enhancement testing is put forward. the main content and conclusions of the dissertation are as following : 1

    本文在綜述國內外振動試驗技術和振動環境模擬技術的基礎上，引出「頻譜可控的超高斯隨機振動環境模擬技術及其在可靠性強化試驗中的應用」這一主題，並緊緊圍繞該主題開展了如下研究工作: 1 .全面分析了振動激勵的功率譜密度量級、幅值分佈、帶寬以及試件結構的固有頻率、阻尼比等因素對疲勞損傷累積的強化效應，提出振動強化試驗激勵信號應具備的重要特性:頻譜可控和超高斯，確立了本文的研究主題和方向。
  14. Secondly, been generalized the failure data of electrical connectors from working and testing environment, electric contact failure, insulation failure, mechanical connection failure and other failure are four mainly failure modes of connectors, moreover, built the faulty - tree to analyze their reliability level. however, contact fault failure was the most prevalent mode of electrical connectors. under natural working and reserving conditions, the contact stress decreasing, fretting and surface film growing are mainly reasons to make electrical connector failure

    其次，通過對現場、試驗場電連接器的失效情況進行統計和分析，總結出電連接器的四種主要失效模式：電接觸失效、絕緣失效、機械連接失效和其他失效，並對電連接器進行了故障樹分析，指出電接觸失效是電連接器失效的主要形式，而在正常的工作條件下，造成電接觸失效，即決定電連接器工作壽命的主要原因是氧化膜層的生長、接觸對磨損以及磨損腐蝕物的堆積，而影響氧化膜層的生長、接觸對磨損以及磨損腐蝕物堆積的主要因素是環境振動和溫度應力，為電連接器進行失效機理分析奠定了基礎。
  15. In the meanwhile, a simple prospect about recent developments of eve in china is carried out as well

    對我國環境振動試驗的近期發展進行簡短的展望。
  16. The new situation that faces the environment vibration experiment ( eve ) and the background of this change are expounded

    摘要闡述環境振動試驗面臨的新情況及其發生的背景。
  17. 3. after analyze to various methods of the synchronous control, decide to utilize a / d and d / a combines with the numerical pid control method to research the pc of synchronous controller and apply to the space vehicle ’ s vibration environment experiment

    3 .對同步控制的各種方法進行了分析，結合數字pid控制演算法，率先採用計算機自動測量和控制技術，將基於pc的a / d和d / a板卡應用於航天器環境模擬試驗的並聯雙振動臺系統中，解決了同步控制器研製的問題。
  18. Environmental testing - supporting documentation and guidance - selecting amongst vibration tests

    環境試驗.配套文件和指南.在振動試驗中選擇
  19. The requirement of environmental vibration becomes more and more important in ultra - precise optical - electron measurement instrument, ultrafine working testing and scientific experiment. building a huge micro - vibration isolation platform is becoming an urgent demand

    超精密光電測量儀器、超微細加工、測試及科學實驗對環境振動的要求越來越高，對大型高性能超低頻防微振實驗平臺需求迫切。
  20. The existing problems of eve are also analyzed, the new developments, such as flexible clamp, simulation of the dynamic boundary conditions of a specimen, modal parameter identification by vibration shaker, modal transformation of structure are introduced briefly

    分析環境振動實驗當前存在的問題，對柔性夾具、試件動力學邊界條件的工程實現、振動臺模態參數識別、結構的模態轉換等新進展做簡要介紹。
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