機工共振 的英文怎麼說
中文拼音 [jīgōnggòngzhèn]
機工共振
英文
mechanical resonance-
Ndfeb magnet is mainly made of neodymium iron and boron, with excellent magnetic property abundant raw material and reasonable prices, ndfeb magnet can be used as an ideal magnet in mini - motor permanent magnetic resonance sound device magnetic suspension system, magnetic transmission machine and iatrical apparatus and etc. for ndfeb, its surface is usually treatd with some special methods. the surface treatment method include zine nickel tin silver gold plating phosphor and spray epoxy resin etc
其主要應用在微特電機、永磁儀表、電子工業、汽車工業、石油化工、核磁共振裝置、音響器材、磁懸浮系統、磁性傳動機構和磁療設備等方面。釹鐵硼磁鐵容易生銹、氧化，所以對釹鐵硼磁鐵，其表面通常需作電鍍處理，如鍍鋅、鎳、銀、金等，也可以做磷化處理或噴環氧樹脂來減慢其氧化速度。Xu bohou, li huafeng, duan fabing and li jianlong. the application of parameter - tuning stochastic resonance in signal processing, accepted by the fifth int. conf. on stochastic structural dynamics
李華鋒，鮑榮浩，徐博侯.應用隨機共振進行海洋噪聲背景下的信號檢測.浙江大學學報（工學版） ，收錄By computation and practical example of running machine, it is shown that the frame foundation under high - frequency machine should nut be designed in design principle of avoiding resonance, but should be designed in contral principle of vibration amplitude
摘要通過對工程實例的計算和機器的實際運行監測結果分析表明，在高轉速機器作用下的框架基礎按共振法控制的設計原則是不合理的，而應採用振幅法的控制設計原則。The higashi - osaka municipal small and medium sized enterprises promotion association hspa is at the center of operations with creation core higashi osaka as its base. the sub - cluster managers market specialists and cluster manager are the key players of the program in assisting innovative companies with product and market development. the program is organized under a partnership with the neo cluster project, the driving force behind the kansai front runner project the ministry of economy, trade and industrys industrial cluster project, and in cooperation with governmental institutions such as the kansai bureau of economy, trade, and industry and the osaka prefectural government, the business academia collaboration coordinators of the 13 universities that occupy the creation core higashi osaka facilities, jetro, government financial institutions, commercial banks, public testing laboratories, higashi - osaka chamber of commerce and industry, and the product and market development research society organized by various businesses
以creation core東大阪為活動據點，東大阪市中小企業振興會成辦事務局，重新配置專家，以開拓銷路負責人和製造業推進事業經理人為核心，以經營戰略積極的擁有獨自技術和擁有市場佔有率特性產品的企業為中心，與經濟產業省的產業集群計劃關西領先窗口企劃的推動組織企業推進共同體合作，組建了由近畿經濟產業局，大阪府等行政關系機關， creation core東大阪內的13所大學的產學合作中介人， jetro ，政府系金融機關，民間金融機關，公營考試機關，東大阪工商會議所，商社等支援，合作機關組成的新產品開發，新市場開拓研究會。Hangzhou jinjiang electric appliance co., ltd. former hangzhou jinjiang electrical appliance factory is specialized in manufacturing thermal protector and starter for compressors of air - conditioner and refrigerator. we take it our responsibility to develop industrial electric appliances ; we are pursuing super quality and first - class service and we are devoted to create a big warm family of openness, coordination, innovation and equality
杭州近江電器有限公司是生產空調冰箱壓縮機熱保護起動器的專業公司，以振興工業電器為己任，追求卓越品質，提供一流服務，共同營造熱情開放真誠協作開拓進取平等競爭的溫馨家園。Electron gun is the foremost parts of twt, it can produce electron beam with a certain shape and current, in order to guarantee the reliability and security of work, it ’ s design have to meet to the requirement not only of electric parameter, but also all kinds of subsidiary characteristics such as filament pyrogenation efficiency, warm up time, shape size, pole space capacitance and the ability to be able to bear the press and all kinds of rigorous run conditions such as high temperature, high humidity, low air pressure, strong vibration and great strike
由於行波管的大功率和高頻率等特性，目前還沒有任何其他的器件可以代替。行波管是應用高頻電磁場與電子注進行互作用的機理進行工作的，而電子槍是行波管中產生電子注並使它成型的基本部件，電子槍的結構設計決定了槍體自身必須具有良好的抗振可靠性，否則結構發生共振或振動位移過量，就會導致行波管的失效。因此對行波管電子槍的研究具有非常重要的意義。Bottom - up processing and feature detecting theory based on strong electrophysiological evidences has played a dominant role in the visual research for long time. people know top - down processing just by common sense. knowledge or experience are recalled from memory by reactivation of their neural representations and affected visual processes. however recently, researches from human and monkey provide experimental evidences for top - down processing. first, mnemonic representation of visual objects and faces, located in the ventral processing stream of visual perception in monkey, provide the best evidences of how neuronal codes are created by neurons that have the special ability to link the representations of temporally associated stimuli ; second, experiments suggest that not only bottom - up signals from the retina but also top - down signals from the prefrontal cortex can trigger the retrieval of associative codes, which may serve as a neural basis both for the conscious recall and for the visual processes affected by top - down processing further studies will improve people s understanding of the causal relation of activation and behavior by use of combined fmri and electrophysiology or lesion studies
聯想性編碼是通過學習由一些具有特殊功能的神經元建立的，這些神經元具有將時間性關聯刺激的表徵聯系起來的能力。其次，不僅來自視網膜的底-頂信號，而且來自前額葉的頂底信號都能觸發聯想性編碼的提取，既可以作為有意識回憶的神經基礎，又是頂-底加工影響視覺過程的基礎。腦損傷病人研究具有高時間解析度的人類功能性核磁共振成像functional magnetic resonance imaging ， fmri和猴fmri研究以及猴細胞電生理分析相結合，將進一步加強人們對視覺腦機制的全面理解。Considered the tiny quantity of the hydrogen, first we choose the gas chromatography technology to analyze the component of the work gas and to obtain the chromatography curve. then, treat the curve with the adaptive aperiodic stochastic resonance algorithm in order to eliminate the apparatus noise submerged in the tiny hydrogen signal. at last, calculate the quantity of the hydrogen based on that the quantity varies directly as a function of the area of the chromatography curve
考慮到氫的含量非常微弱，在測量時採用氣相色譜法，並通過自適應非線性隨機共振演算法對色譜信號進行處理，以便提取出被儀器噪聲淹沒了的微弱氫信號的色譜曲線，最後根據氫含量與其色譜峰面積呈正比計算出工作氣體中的氫含量。At this time, the approximate mechanical model of devices has been put forward, which frequency is 70 mhz, then we analyzed the euler ? bernoulli equation, find that the frequency is determined by the resonator ’ s density thickness and length ; the free - free - beam 、 coupled beam 、 support beam 、 transducer have been designed ; the model was simulated and modal analyzed on the coventorware and were consistent with the designed parameter. the silicon surface microfabrication process was developed and emphatically introduced several key surface microfabrication technologies, and was simulated by coventorware
本文通過分析歐拉-貝努立方程，得出濾波器的共振頻率主要由諧振梁的密度、厚度和長度決定，考慮切變形和轉動慣量的情況下，完成微機械諧振梁、支撐梁、驅動電容的設計;在coventorware軟體上進行模擬，分析結果與理論設計比較好地吻合;對微機械濾波器的加工工藝進行設計，給出器件的完整的工藝流程，重點介紹微機械表面加工工藝，並在coventorware上進行模擬。In the second, in allusion to non - stationary the characteristic of the signal, the author introduces to the method that using empirical mode decomposition to analysis the vibration signal so that the signal are made up of some intrinsic mode function, after this process, we can use stochastic subspace identification to identification the mode parameter of the structure and find the same work frequency
其次，針對氣閥振動信號的非平穩特點，本文採用了經驗模式分解法（ empiricalmodedecomposition ）對振動信號進行分析處理，使之成為若干個基本模式函數imf （ intrinsicmodefunction ）和一個殘余量的線性組合。接著採用隨機子空間參數識別法對各個基本模式函數其進行結構參數識別，同時找出各種狀態的共同工作頻帶。As the principal materials which are used as the high magnetic of hdd of computer mri and ct magnetic field hang float the railroad train motor of sound circle astro - airshop sound circle and engine etc. and the resposition hydrogen of the metal alloy manufacturing motive battery, these products are regarded as the new material industrial products in high scientific and technological circles
等多種稀土金屬及合金產品，純度范圍99 - 99 . 9 % 。它們是當今世界認定的高科技領域新材料工業產品，是計算機磁盤驅動器的音圈電機vcm核磁共振成像儀mri磁懸浮列車航天飛船音圈馬達電機等所用高能磁體以及製造動力電池所用儲氫合金的主要材料。In the usa researchers work on psychotronic effect and employ oriental psychophysical systems, hypnosis, neurolinguistic programming, computer psychotechnologies and bio - resonance stimulation in their studies
在美國，研究人員研究精神電子作用，在研究中採用東方的精神物理學系統，催眠，神經語言學編程，計算機工程心理學和生物共振刺激。The main research is as follows : analyze and research the boundary constraint and the structure characteristic and segment the frame making use of the shell element, the pipe element etc. on the base of it the practical finite element model has been established ; analyze the mode of the frame by dint of the finite element model. and get the inherent frequency and the vibration mode of the frame. tentatively estimate the dynamic characteristic of the frame and analyze the inherent frequency that may be lead to the resonance
論文的主要研究工作如下：分析研究車架的邊界條件和結構特性，並用殼、管等單元對該車架進行離散，建立一種切實有效的車架有限元模型；對該車架的有限元模型進行模態分析，求得其的固有頻率和振型，並對車架的動態特性做出初步評估，分析可能引起車架振動的固有頻率；在模態分析基礎上，研究發動機輸出的簡諧力引起的車架位移響應（即諧響應分析） ，以考察摩托車車架各部位的振動情況並與模態分析對比，分析是否與該車架的固有頻率相耦合而導致共振；在深入研究車架的模態分析及諧響應分析、清晰地認識了摩托車車架動態特性的基礎上，分析並提出了採用橡膠減震器對車架進行隔振的減震方法。With its excellent magnetic property, abundant raw material and reasonable prices, rare - earth permanent magnet can be used as an ideal magnet in mini - motor, permanent - magnet instrument, electronic industry, auto industry, petro - chemical industry, nuclear magnetic resonance, sound device, magnetic suspension system, magnetic transmission machine and magnetotherapy apparatus etc
稀土永磁體及元器件以其優異的性能，豐富的原料，合理的價格，正在得以迅速的發展和廣泛的應用。其主要應用在微特電機，永磁儀表，電子工業，汽車工業，石油化工，核磁共振裝置，音響器材，磁懸浮系統，磁性傳動機構和磁療設備等方面。Ndfeb magnet is mainly made of neodymium, iron and boron, with excellent magnetic property, abundant raw material and reasonable prices, ndfeb magnet can be used as an ideal magnet in mini - motor, permanent magnetic resonance, sound device magnetic suspension system, magnetic transmission machine and iatrical apparatus and etc. for ndfeb, its surface is usually treatd with some special methods. the surface treatment method include zine, nickel, tin, silver, gold plating, phosphor and spray epoxy resin etc
釹鐵硼永磁體以其優異的性能、豐富的原料、合理的價格正得以迅猛的發展和廣泛的應用。其主要應用在微特電機、永磁儀表、電子工業、汽車工業、石油化工、核磁共振裝置、音響器材、磁懸浮系統、磁性傳動機構和磁療設備等方面。In order to carry out the acoustic and aerodynamics performances tests, seven resonators are designed and made, and a specialized engine intake silencer and exhaust silencers test bench was designed. the tests and analysis are performed as well. on the basis of the intake noise spectrum of sc7080a, a three - parallel - connected resonant silencer is designed, and that has efficiently controlled the acceleration noise of sc7080a
在此基礎上設計並加工了兩類七個共振型進氣消聲器，研製了發動機進排氣消聲器性能測試實驗臺，開發了發動機進排氣消聲器聲學性能測試軟體，並在該實驗臺上測試了所設計的進氣消聲器靜態工況下的傳聲損失，從實驗的角度研究了共振腔的尺寸、形狀對其共振頻率的影響及其趨勢。For a long time, sr was described as a phenomenon wherein the response of a nonlinear system to a weak periodic input signal is optimized by the presence of a particular level of noise. however, this description has served to limit the application of sr to signal processing
但是到目前為止，隨機共振在信號處理中的應用的研究還只是局限在很小的范圍內，主要原因是以前大量的研究工作都從調節噪聲強度出發。This article mainly discusses sr theory and its factual significance in engineering signal detection using
討論了隨機共振理論及在工程信號檢測應用中的現實意義。Stochastic resonance is a new and very important embranchment in the nonlinear academic domain. it is a very important new thought of combining sr theory and dsp technology together to form a faint signal detecting system, which is used in weak signal detection under strong background
隨機共振是目前非線性學術領域的一個新興的重要的分支，而把隨機共振理論和dsp技術結合起來形成強噪聲背景下的小信號檢測系統並應用到實際工程信號的檢測中去則是本文的一個創新點。The theory of fuzzy reliability design is applied to study the anti - vibration design of the driving shaft of swing movable teeth reducer. the randomness of working frequency and the fuzziness of the critical speed bonder are discussed. the corresponding formulae of calculating the fuzzy reliability are presented
將模糊可靠性設計理論引入擺動活齒減速器輸入軸的抗共振設計中，分析了擺動活齒減速器工作頻率的隨機性和共振區邊界取值的模糊性，並給出了相應的模糊可靠度計算公式。分享友人