隨機振動環境 的英文怎麼說
中文拼音 [suíjīzhèndònghuánjìng]
隨機振動環境
英文
random vibration environment- 隨 : Ⅰ動詞1 （跟; 跟隨） follow 2 （順從） comply with; adapt to 3 （任憑; 由著） let （sb do as he li...
- 機 : machineengine
- 振 : 動詞1. （搖動; 揮動） shake; flap; wield 2. （奮起） brace up; rise with force and spirit
- 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...
- 隨機 : random stochasticrandom
- 振動 : vibrate; vibration; vibrance; vibrancy; vibra; vibes; shaking; rumble; jitter; chatter; sway; jar...
- 環境 : environment; surroundings; circumstances; ambient; closeness; ambience; ambiance; atmosphere
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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This should happen through a process called stochastic resonance : the spiralling molecules get preferential treatment, so to speak, because they stand out in what is otherwise an environment of random movements
這一切都是通過被稱為隨機共振的過程來發生：可以說，由於其脫離了隨機運動的環境，螺旋運動中的分子能獲得額外有利的運動環境。Optics and optical instruments. environmental test methods. temperature cycles combined with sinusoidal or random vibration
光學和光學儀器.環境試驗方法.與正弦波振動及隨機振動組合的溫度循環Optics and optical instruments - environmental test methods - temperature cycles combined with sinusoidal or random vibration
光學和光學儀器.環境試驗方法.與正弦波振動或隨機振動組合的溫度循環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。This paper selects the pulsating wind power density spectrum of davenport and simulates the wind speed time series and the wind load time by matlab. considering the vertical and horizontal correlation of the pulsating wind, the study make use of the time domain analysis of buffeting to carry out the transient dynamic analysis of the whole frame structure which is loaded by the random pulsating wind load. finally, in terms of the whole frame of the pipe belt conveyor, the evaluation for
選取davenport脈動風功率譜，利用matlab模擬脈動風的風速時程曲線和風荷載時程曲線，並考慮脈動風的空間豎向和側向相關性，利用抖振時域法對整體機架結構進行隨機脈動風壓作用下的瞬態動力學分析，最後再對圓管帶式輸送機整體機架結構對環境風荷載的適應性做出評價。Because of harsh and complicated operation environment, as well as transient and variable loads, vibration of piezoelectric laminated shell is a kind of sophisticated stochastic vibration process in fact
由於工作環境復雜、惡劣，所受的載荷瞬態多變，壓電層合殼的振動是一個非常復雜的隨機振動問題。Basic environmental testing procedures. test methods. test fdb : random vibration wide band. reproducibility medium
基本環境試驗程序.試驗方法. fdb試驗.寬帶的隨機振動.可再現性中等Optics and optical instruments - environmental test methods - combined digitally controlled broad - band random vibration and dry heat or cold
光學和光學儀器.環境試驗方法.混合式數控寬帶隨機振動和乾熱或乾冷Experimental modal analysis based on ambient vibration is mainly to deal with the engineering problems from with we can hardly achieve the input signals, such as the operational modes of a flight vehicle during the flight or the dynamic behavior of a large - scale structure like an offshore platform, a bridge as well as a skyscraper on which we can ’ t exert a heavy kick
基於環境振動的實驗模態分析主要針對一些激勵不可測的工程問題，如研究飛行器在飛行中的運行模態，或諸如海洋平臺、橋梁、摩天大樓之類難以施加激勵的大型結構的動態特性。本文重點研究了隨機子空間方法在環境振動模態分析領域的應用。分享友人