vibration strength 中文意思是什麼
vibration strength
解釋
抗振強度-
In view of bearing capacity of the elastoplastic theory analysis, the author made a comparison between the achieved bearing capacity limit load pi / 4 of round base ( space problem ) and the limit load pi / 4 of bar groundwork foundation design ( plane problem ) from soil mechanics at home and abroad as well as foundation criterion, and explained why the value of formula in present design criterion from soil mechanics is inclined to be conservative. in the light of the author ' s many years experience of vibration test on the spot and the research work of relevant projects, the author worked over the dynamic pile testing of the bearing capacity of foundation and batholith, and gathered the parameter of dynamic analysis and testing. the author also talked over the difficult point of pile foundation design criteria in present batholith engineering world, i. e. the confirmation of batholith bearing capacity of pile end, from the following aspects : a ) confirmation of single axis counter - pressure strength of rock in house ; b ) f. e. m calculation of elastoplastic model ; c ) calculation of soil mechanics ; d ) deep well load test
然後，對巖土工程領域至今尚未解決，甚至不為人注意的考慮地基變形的地基承載力問題進行了實用化的探討，提出了考慮地基變形的地基承載力上程計算方法；對基於彈塑性理論分析的地基承載力國內尚未見報道的空間問題得到了圓形基礎（空間問題）的承載力界限荷載p _ （ 1 / 4 ） ，並與國內外土力學專著及地基基礎設計規范中的條形基礎（平面問題）的界限荷載p _ （ 1 / 4 ） ，進行了對比，從而定量上解釋了目前設計規范引用土力學承載力公式值偏於保守的這一情況；根據本文作者多年從事現場地基工程振動試驗及相關課題的研究工作，本文以截頭錐模型模擬地基，對地基（巖基）承載力的動測法進行了研究，為各類地基（包括巖基） ，匯總了動力分析和檢測川的參數：針對日前巖土工程界應用樁基設計規范中的難點? ?樁端巖基承載力的確定問題，從巖石室內單軸抗壓強度確定、基於彈塑性模型的有限單元法計算、土力學計算及深斤載荷試驗四方面進行了深入討論；本文作者根據多年現場載荷試驗的工程實踐，對深井荷試驗裝置的核心部分? ?反力裝置，設計了側壁支撐反力加載系統，該加載系統具有實用、簡便、穩定及安個等優點。 -
Analysis of the vibration and extreme strength of very large pontoon under extreme wave loads
極值波浪作用下大型浮碼頭振動與極限強度分析 -
Based on extensive investigation of construction technique history of chinese ancient buildings, the structure method, structure developing history and seismic behavior of chinese ancient timber structure buildings are analyzed in several respects of the structural system and form. through a series of experiments on constituent parts of chinese ancient timber building structure, including the tests on the corbels and brackets called dougong subjected to low cyclic reversed loadings, the tests on the wooden frame using the tenon - mortise joints as connections of column and beam subjected to low cyclic reversed loadings, the tests on vibration isolation effect of friction and slippage between column footing and their socle base, and a series of shaking table tests on a chinese ancient timber structure palace building mode under artificial earthquake at serving conditions, destroyed conditions and reinforced conditions, many valuable results of structures such as moment - curvature hysteretic loops of dougong structure and tenon - mortise joints under low cyckc reversed loadings, the static function, the seismic performance, energy dissipation, vibration reduction, energy - loss mechanism, nechanicalmode and failure mode were studied. aplenty of valuable parameters of the structure system were obtained, such as the natural period of structure, vibration modes, damping ratio, factor of vibration isolation, oscillate amplitude of ineitial accebration, velocity and displacement, magnitude of slippage, and the mechanism of structure failure and collapse etc. based on these research, the complete analysis of ancient timber structure under earthquake were carried out in which including mechanism analysis method, calculating mode, strength analysis of members and joints, strengthening methods for serving damaged ancient timber structure buildings were also taken into account
依照宋代《營造法式》建造了抬梁式殿堂木結構構件及結構模型，對中國古代木結構中的典型構造如：柱腳在礎石頂面平擱簡支、柱架榫卯連接、柱高不越間之廣、側腳、生起、斗拱等的構造機理及結構功能進行了量化分析和實驗研究： （一）通過木柱石礎靜摩擦試驗，測定了柱腳與石礎古鏡面間的摩擦系數及摩擦力隨上部結構荷載變化的規律； （二）通過單柱承載力試驗，測定了古建築中木柱的受力變形特徵、破壞模式、及模型材料的變形模量、極限承載力、極限變形等參量； （三）通過柱架低周反復荷載試驗，測定了柱架的抗側移剛度、柱架恢復力特性及滯回曲線、榫卯張角剛度及其變化規律、柱架及榫卯的極限承載力和極限變形、及榫卯減振參數； （四）通過斗?低周反復荷載試驗和受壓試驗，測定了古建築木構件與木構件間摩擦系數，斗?抗側移剛度，斗?恢復力特性及滯回曲線，斗?抗壓極限承載力及受力變形規律； （五）通過抬梁式殿堂間架模型振動臺試驗，測定了殿堂木構架結構自振周期，地震反應振形、阻尼特性及阻尼比；按結構分層特點對柱腳、柱頭和斗?層上的屋蓋的地震反應採用多點同步測量，對柱根滑移、榫卯變形、斗?的變形、復位、耗能減振參數等進行了定量分析。 -
The big dipper colloid mill principle of work full sound of something astir grinding pan tooth profile incline relative motion but becomes, high speed revolves, another static causes the material to receive the enormous shearing force and the friction force through tooth profile incline between material, at the same time and so on under the complex strength function causes the material for the fluid ultramicron smashing, the emulsification, the disperser, isotropically at the high frequency vibration and the high speed whirlpool, to stir and so on the function, may replace and surpass the stone mill, the sand blast machine, the ball mill, the breast is uniform machine, cuts the mulser, three rollers machine, organizes working efficiency and so on the stamp mill
七星膠體磨工作原理充分動靜磨盤齒形斜面的相對運動而成，其中一個高速旋轉，另一個靜止使物料通過齒形斜面之間的物料受到極大的剪切力和摩擦力，同時又在高頻震動和高速旋渦等復雜力的作用下使物料為流體超微粒粉碎、乳化、分散、均質、攪拌等功能，可代替並優于石磨，砂磨機、球磨機、乳勻機、剪切乳化機、三輥機、組織搗碎機等工作效率。 -
Seven stars colloid mill principle of work full sound of something astir grinding pan tooth profile incline relative motion but becomes, high speed revolves, another static causes the material to receive the enormous shearing force and the friction force through tooth profile incline between material, at the same time and so on under the complex strength function causes the material for the fluid ultramicron smashing, the emulsification, the disperser, isotropically at the high frequency vibration and the high speed whirlpool, to stir and so on the function, may replace and surpass the stone mill, the sand blast machine, the ball mill, the breast is uniform machine, cuts the mulser, three rollers machine, organizes working efficiency and so on the stamp mill
七星膠體磨工作原理充分動靜磨盤齒形斜面的相對運動而成，其中一個高速旋轉，另一個靜止使物料通過齒形斜面之間的物料受到極大的剪切力和摩擦力，同時又在高頻震動和高速旋渦等復雜力的作用下使物料為流體超微粒粉碎、乳化、分散、均質、攪拌、混合等多種功能，可代替並優于石磨，砂磨機、球磨機、乳勻機、剪切乳化機、三輥機、組織搗碎機等工作效率。 -
The catastrophic accidents caused from structure strength and vibration are described at home and abroad in the recent two decades, and listed the chinese key engineering holdings related the structure reliability and safety at the beginning of 21th century
摘要就與結構安全性可靠性有關的近期重大建設工程和近二十年來國內外發生的由於結構強度和振動問題引發的重大事故進行綜述。 -
Strength and environment, a professional chinese publication in 1980, carried special introductions to this model shrinking method, which, after 1984, was included in the structure vibration and dynamic substructure analysis method, a textbook compiled by shanghai ' s fudan university
這種模型減縮方法也早在1980年出版的中國專業刊物《強度與環境》上有過專門介紹， 1984年後被編進了復旦大學《結構振動與動態子結構分析方法》教科書中。 -
The clearest indicator of this incredible strength and stiffness can be seen in the rear - view mirror, which shows no vibration at all, even at high speed
在後視鏡中，車身的強度和剛性一覽無余，即使高速行駛也沒有任何振動。 -
It is high performance concrete of low water - binder ratio. with its own gravity and without any vibration, it can fill up the space automatically. with high adding quantity of fly ash and slag, high quality water reducing agent and other compound admixture is the most important technology of this kind of high performance concrete. scc focus on high workability at the same time on high strength and high durability through choosing the composite of aggregate, additives, content of cementions material, admixture reasonably and the optimum design of mix proportion
本文研究了採用吉林省本地原材料和常規生產工藝配製c40自密實混凝土的製作技術，採用水膠比、粉煤灰摻量、砂率、膠凝材料總量四個因素進行配合比的正交設計，試驗分析了自密實混凝土拌合物的工作性以及硬化后的力學性能、耐久性和生產與施工注意事項，並對其經濟性做出了客觀評價，本次試驗為吉林地區自密實混凝土的推廣應用提供了數據基礎。 -
Since the implementation of train speed - lifting program of railway department, both car and bridge dynamic function to the train running on the bridge has become a more important issue, in particular because of the insufficient strength and rigidity of part of bridge ' s horizontal structure, the horizontal vibration has topped the main obstacle to speed - lifting when rustling train passing the bridge
隨著鐵道部提速戰略的實施，車橋動力作用對橋上運行列車的影響已越來越受到人門的重視，特別是由於部分橋梁橫向剛度不足使列車高速通過時橋梁結構橫向振動幅度超標已成為列車提速的主要障礙。 -
Strength and vibration analysis of a francis turbine
混流式轉輪靜強度和振動特性分析 -
Department perfect test, which can be made into various mechanical properties such as : tension tests, strength tests slide, terminal testing ; electrical performance test items include : insulation resistance testing, contact resistance testing, testing withstand voltage, high and low test, solderability test, durability testing, vibration - resistant testing, life test
完善之測試部，能作各項機械性能測試如:拉力測試、插撥力測試、端子強度測試；電氣性能測試項目計有:絕緣電阻測試、接觸電阻測試、耐電壓測試、高低測試、可焊性測試、耐久性測試、耐振測試、壽命測試等 -
Abstract : it is the first time to use powder damping technique in reducing the vibration and noise of cold saw clamp. through measurement and analysls of the noise reduction effects and frequency spectrum, it is found that powder damping is a simple and practical technique, and influences on the strength and natural characteristics of the clamp are small
文摘:把粉體阻尼技術首次用於冷鋸機夾盤的減振降噪，通過對其降噪效果及頻譜的測量分析，發現粉體阻尼不但是一種簡單實用的技術而且對夾盤的強度和固有特性影響小。 -
With the development of machine manufacturing industry and acute competition of the international market, the spiral bevel gears, as the important basic parts in machine transmission, are required with higher and higher behavior in vibration, noise control and dynamic strength. this problem has long been paid attention by domestic and overseas many experts, and become a crux and top goal
隨著機械製造業的發展和國際市場競爭的日益劇烈，對機械傳動的重要基礎件? ?弧齒錐齒輪的強度和噪聲要求愈來高，弧齒錐齒輪的振動、噪聲、動強度等，一直引起各國有關專家的廣泛關注，成為齒輪生產中的關鍵技術和制高點。 -
By reviewing the cases of environment impact value of urban rail transit in china in recent years, and based on the analysis and summary of environment impact value ( eiv ) results and practical effects, some problems in environment impact value ( eiv ) are discussed comprehensively, among which arc the choice of environment protection targets, the accuracy of source strength analogy, forecasting methods of noise and vibration and the principles of control measure
摘要通過對近年來國內城市軌道交通環境影響評價實例的回顧，在對環境評價結果與實際效果進行分析和總結的基礎上，對環境影響評價中的若干問題進行綜合探討，包括環境保護目標的選擇、源強類比的準確性、噪聲與振動預測方法及採取控制措施的原則等。 -
Study on the strength effect and load of blasting vibration
爆破地震效應強度與爆破地震荷載的探討 -
The fiber / resin / aluminum alloy laminated composites have been fabricated by using a method of hot pressing and solidifying. the interface bonding strength of aluminum alloy / resin interface, mechanical property and anti - vibration damping property are investigated
採用熱壓固化法制備了纖維樹脂鋁合金疊層復合材料，並研究其界面結合、力學性能及抗振阻尼性能。 -
In order to solve it radically, making power assembly of bj1036e2f1 light truck the research object and through dynamic simulation analysis of power assembly, this thesis obtains the distribution rules of forces of the bolts linking three shells mentioned above and the relation between forces of the bolts and rotate speed of engine. after finite element mode analysis of these three shells, inherent frequency and vibration model of shell of power assembly are gained, and thus its dynamic character is realized. based on computer simulation analysis, experimental model of power assembly is acquired by vibration test and strength test of shell of power assembly, and the relation of forces of the shell and rotate speed of engine and imbalanced mass of rotate components is studied
為了從根本上解決該問題，本論文以bj1036e2f1輕卡動力總成為研究對象，通過動力總成的動力學模擬分析，找出了三殼之間聯接螺栓受力的分佈規律和螺栓受力與發動機轉速的關系；通過三殼的有限元模態分析，得到了動力總成殼體的固有頻率與振型，從而了解了動力總成殼體的動態特性；在計算機模擬分析的基礎上，通過動力總成殼體的振動測試和強度測試，得出了動力總成的試驗模態，並研究了殼體受力與發動機轉速和旋轉部件不平衡質量的關系。 -
The vibration strength training is a new type of strength training which gets more and more concerned by experts at home and abroad for effectively increase targeted muscle strength improve the character of flexor and extensor elevate balance capability base on the requisition of special performance
摘要振動力量訓練是一種新興的力量訓練方法，可根據專項動作的要求有效地增加目標肌肉力量、改善屈伸肌特性、提高平衡能力而受到越來越多的國內外專家關注。 -
Because structure inherent frequency affects vibration strength, frequency domain analysis results show that power signal density ( pst ) curve has two high peak during the frequency of 0. 38 ~ 0. 41hz
頻域動強度分析結果顯示，功率譜響應在0 . 37 041hz之間有兩個比較大的峰值，這是系統固有頻率影響的結果。
分享友人