進入摩擦 的英文怎麼說

中文拼音 [jìn]
進入摩擦 英文
engaging friction
  • : 進構詞成分。
  • : Ⅰ動詞1 (進來或進去) enter 2 (參加) join; be admitted into; become a member of 3 (合乎) conf...
  • : 摩構詞成分。
  • : 動詞1 (摩擦) rub 2 (用布、 手巾等摩擦使干凈; 揩拭; 抹) wipe; scrub; clean 3 (塗抹; 搽) spre...
  • 進入 : get into; enter; entry; entering; entrance; incoming; dipping; ingress; intro-
  • 摩擦 : 1 (互相接觸的兩物體作來回相對運動) rub; chafe 2 [物理學] (相互接觸的兩物體在接觸面上發生阻礙相...
  1. So this base isolation technique has profound prospects. unfortunately there exist definite difficulties in the calculation because of the nonlinear of the base friction force. now, both the equivalent damping method and the numerical calculatin of the vibration response of the base - isolated buildings are frequently used in the calculation of the seismic response of the base - isolated building. however both of them have certain drawbacks. in this paper, the response of the building with base - isolation system is derived by the method of fourier expansion for the friction force and the earthquake response. at the same time, the sliding vibration character of inertia of a single mass structure and the sliding vibration response of a muti - mass structure are discussed. the stable condition of the sliding base isolation system of a structure is given. in the end, two circes of base fixation and base sliding are analyzed by adopting ansys

    本文利用對力和地震響應行付氏級數展開的方法導出了基底具有隔震系統的地震反應。同時,文中從研究單質點結構的滑動振動慣性力手,而對多質點結構體系滑動振動反應行探討,分別給出了結構滑動隔震的自身穩定條件。最後,本文利用ansys對基礎固定和基礎滑移隔震兩種工況行了動力模擬模擬分析,一步證實了基礎滑移隔規律。
  2. The drive principle of the spherical manipulator based on friction is studied, and simplified to be a two - mass oscillator model, though which the dynamics characters, optimization, frequency respond, and the control strategy is studied. firstly, based on the former experiment, the investigation is on the dynamic characters of the friction drive principle

    論文將對球基微操器的力驅動原理做深分析,將其簡化為二元振子模型,通過對二元振子性質的討論,對應用力驅動原理的球基微操作器的運動狀態,動力學特徵,優化設計,頻響問題以及控制方式行深分析。
  3. Now some universities and institutes of china have made some samples of the lunar rovers and theirs wheels, but until now the wheel ’ s mechanical performance is seldom researched and tested. this paper will analyze the mechanical performance of the wheel and design a test - bed to test the performance of the lunar rover ’ s wheel. firstly, the mechanical characters of the soil are separated to press - sinkage character and shear character based on bekker ’ s theory, and common press - sinkage and shear models are introduced and the theory of lankine passive earth pressure is also introduced

    根據bekker半經驗法的基本思想,將土壤的力學特性分解為水平方向的剪切特性和豎直方向的承壓特性,闡述了地面力學中常見的土壤的承壓、剪切等力學模型,並引了朗肯被動土壓力理論,為建立車輪在松軟土壤中前和轉向的力學模型奠定了基礎,同時行了實驗土壤的剪切實驗,測量了土壤的內聚力和內角等參數。
  4. Since entered 21st century on, global trade protectionism is somewhat burgeoning, and the trade frictions that counter - dumps against - subsidy and counter - guarantee method are as major means has become a " war of no gunpowder smoke " in all countries ' developments

    21世紀以來,全球貿易保護主義有所抬頭,以反傾銷、反補貼、反保障措施為主要手段的貿易已成為各國經濟發展中「沒有硝煙的戰爭」 。
  5. As a whole, the research work of this dissertation can be summarized follows : 1. in accordance with my design patent, namely, reinforced earth retaining wall of r c net, and based on the analysis of the work mechanism, failure pattern, bearing capacity and stability of the reinforced earth, a new concept is expounded, namely, the reinforced earth wall which is thought of as a compound structure increase not only c but also ~ in comparison with non - reinforced earth. some bearing capacity formula are first introduced under the circumstances that the reinforced earth wall fails because of the breakage of material or inadequate cohesion between reinforcements and soil

    歸納起來,具體的研究和所獲得的一些重要成果如下: 1 、結合本人的設計專利? 「鋼筋混凝土網格式加筋擋墻」及工程實踐,在對加筋土的加筋機理、破壞模式、承載力和穩定性等方面行深分析的基礎上,提出了一個新概念,即經過加筋后的土體作為復合結構與原土體相比,不僅提高了內聚力,而且也提高內角;並在此前提下首次導出拉力破壞和粘著破壞兩種情形下的承載力公式,然後行了穩定性分析。
  6. In this paper, the drive theory of the large ratio friction transmission is studied ; a new type elliptical cam wave generator is designed ; the large ratio friction transmission prototype is designed and manufactured ; based on the ansys finite element method software, structure of the elliptical cam is analyzed ; precision index of the manufactured large ratio friction transmission prototype, such as transmission accuracy, least step, stability of the least step, load capacity is measured by the absolute rotary encoder. by analyzing the measurement data and research content, it is think that the new elliptical cam wave generator could overcome a good many problems brought by processing errors, facilitate size precision adjustments, input moment can be achieved in the form of a pure force couple importing ; through this study, " the large ratio friction transmission prototype " could apply in practical engineering basically

    本文研究了大速比傳動的傳動理論;設計了新型橢圓凸輪波發生器,設計製作了大速比傳動樣機;用軟體ansys對所設計的橢圓凸輪結構行了有限元分析;用19位絕對式編碼器測試了大速比傳動機構的傳動精度、最小步距、最小步距的穩定性以及帶負載能力等各項精度指標;對測量數據和研究內容行了歸納和整理,認為新型橢圓凸輪波發生器克服了加工誤差帶來的諸多問題,新型橢圓凸輪波發生器可以行尺寸精度調整,能夠達到輸力矩以純力偶的形式輸;通過本項研究,基本可以使「大速比傳動機構」在工程中得以應用。
  7. According to the elaborate analysis on friction at home and abroad, a dynamic friction compensation method is proposed to compensate the system ’ s friction force at low velocity. a dynamic friction model is build and a friction observer is designed for ordinary position servo system

    在對國內外研究現狀行深分析的基礎上,提出了系統低速運行時力的動態補償方法,並針對常見的電液位置伺服系統建立模型、設計觀測器。
  8. Based on well knowing the friction mechanism, this paper absorbs advanced research results in this field, summarizes the strongpoint and insufficiency of traditional friction compensation methods, and proposes a dynamic friction compensation method according to a new friction model ( lugre friction model )

    本文在對機理深了解的基礎上,吸收了國內外在該領域的先研究成果,總結了傳統補償方法的優點及不足,提出了基於新型模型(即lugre模型)的動態補償方法。
  9. Moreover, based on the assumption that the slip velocity at the disks increases linearly with the radius up to the rim slip velocity, another pressure distribution is derived by introducing a appropriate velocity field. then these different results by the different friction conditions and technique are compared. 2

    同時,在圓盤邊緣處滑移速度一定,介質的滑移速度隨著半徑線性變化的假設下,引合理的速度場,得到了另一種圓盤上的壓力分佈規律,並對不同的條件及用不同方法計算得到的結果行了對比。
  10. After looking up a large amount of native and foreign information, the materials used in the experiment were as follows : ptfe base, graphite filler, molybdenum disulfide filler, copper powder filler, carbon fiber and so on. the experimental method is that the formula was designed according to uniform experimental method, the relationship between formula and frictional property was found with spline function and then the representative test points were chosen from fitting curve to make verification test for optimization. the preparative technique of solid lubricant is cold - press sintering method

    經過查閱大量國內外文獻資料后確定原料為:聚四氟乙烯樹脂為基體,加石墨、二硫化鉬、銅粉、碳纖維等填料;試驗方法為:根據均勻試驗方法設計配方,用樣條函數找出配方與性能的關系,然後在擬合曲線上選取具有代表性的試驗點行驗證試驗,達到優化的目的;制備工藝:冷壓燒結法制備固體潤滑劑。
  11. Secondly, introducing the image analyzing technology with reference to the disadvantages of the traditional ferr - graph analysis technology, and with the combination of characteristic parameter optimizing filtration so as to raise a description method of debris micro - morphologic character. thirdly, with the application of mode recognition method, completing the process of debris auto - recognition based on the collected information of the debris configuration characteristics ; and conducting the diagnosis on the aero - engine wear faults according to the theory of particle tribology. fourthly, introducing information fusion technology to solve the problem that a single method can not collect enough fault premonitory information to conduct the wear fault diagnosis, hence to conduct the research and exploration in the field of comprehensive diagnosis on the aero - engine ' s multi - fault premonitory information

    本文的研究工作主要包括以下五個部分:首先,介紹航空發動機常見的磨損故障類型,研究磨損故障的失效機理,分析磨粒的產生機理、分類以及形態特徵:其次,針對傳統鐵譜分析技術的缺點,引圖像分析技術,再結合特徵參數優化篩選,形成基於圖像的磨粒顯微形態學特徵描述方法:然後,基於提取到的磨粒形態特徵信息,應用模式識別方法完成磨粒自動識別,並根據顆粒學的基本原理行航空發動機磨損故障的診斷與定位:再后,鑒于單一方法不能提取足夠的故障徵兆信息行磨損故障診斷,本文引信息融合技術,開展航空發動機多故障徵兆信息綜合診斷方法的研究與探索;最後,基於航空發動機滑油光譜分析與鐵譜分析數據,應用時序模型、灰色模型以及組合模型行磨損故障的預測方法研究。
  12. Diamond - like carbon gradient film on ti6a14v alloy substrate have been prepared by means of plasma source ion implanted - ion beam enhanced deposition ( psii - ibed ). for potential applications as artificial joint materials and artificial cardiac valve materials, its trobological performance and hemocompatibility has also been evaluated in the present ph. d. thesis

    本研究採用等離子源離子注?離子束增強沉積技術( psii - ibed )制備了鈦合金基類金剛石梯度薄膜材料,對類金剛石梯度薄膜這一新型人工關節材料和人工心臟瓣膜材料的生物學性能和血液相容性行了研究和評價,研究了磨損對材料血液相容性的影響。
  13. With the development of automobile industry and road transportation , the traffic accidents happen every day in the world and become a serious society problem the vehicle collision accidents are over 2 / 3 times as much as all traffic accidents they cause a large amount of social infuence and serious economic loss therefore , it is urgent to study vehicle collision accidents comprehensively and systematically , and the research also is the academic foundation to analyze and deal with traffic accident it is difficult to authenticate car velocity after traffic accident to dig over locate witness is right way mechanics is avaid tool in this field it is important to establish math model and this is precondition to calculate vehicle velocity firstly on the basis of summarizing the research results , this paper deeply discusses the calculating model to analyze the instantaneous motion state in the vehicle collision, the interrelation among the every moving mechanics parameters in the every phase of the collision secondly , according to the collinear collision and two - dimension collision and the restitution coefficient , the paper estabishesthe post collision movement models it proves that these models are correct and valid thirdly , this paper try to research reconstruction of road traffic accident and put forward the method on it

    對交通事故的科學分析應是建立在正確的數學模型與計算機模擬技術基礎上的定量分析,其基本條件就是要有能正確描述事故過程中汽車狀態的數學模型,只有建立正確的數學模型,才能較準確地推定事故車輛的碰撞速度。所以建立正確地車輛碰撞模型和運動模型正是汽車事故再現的關鍵問題。本文首先在總結前人研究的基礎上,深地研究汽車碰撞理論,分析了車對車碰撞作用瞬間狀態的計算模型及碰撞恢復系數與碰撞前、后速度的關系;其次,根據交通事故中最普遍的一維和二維碰撞的不同情況,採用恢復系數和滑動系數等概念,分別建立了碰撞后車輛動力學模型;第三,對汽車碰撞事故再現行了初步研究,確定了車對車碰撞事故模擬計算和反推計算方法,並給出相應的模擬程序流程圖。
  14. To avoid the effects of cosmetics and perfume, pearls should be the last thing a woman puts on before going out and the first thing she takes off after returning home. also, pearls are quite soft, so for the longest - lasting pearls choose those with thick nacre that can help them withstand wear over time. the best way to care for pearls is to wear them often because the body s natural oils keep them lustrous

    從報導的實例來看,由於珍珠緊貼人的頸部,它的有效成分可以經人體,珍珠對體液分泌有一定吸收能力,皮膚對珍珠中所含藥物成分也有吸收,乃至影響局部患處,起消炎治療作用至於能治療神經衰弱癥,是因為珍珠具有鎮驚安神作用,但珍珠項鏈如何起安神作用還值得具體研究。
  15. When a meteoroid with a speed of tens of kilometers per second hits the earth s atmosphere, the friction with air will heat up the meteoroid. the high temperature will cause the surrounding atmosphere to glow, creating a bright streak of light called a

    當流星體以每秒數十公里的速度地球大氣層,由於與空氣而產生高熱,高溫令流星體四周空氣發光,形成一條劃破天際的光跡,我們稱之為
  16. Basing on the requirement of the project supported by chongqing science and technology committee, the study and development on original non - frictional and sequential operation ' s stepless speed regulator, the author has made some analysis to the physical principle and speed adjustment principle. in addition, as the main part of stepless speed regulators, the transformer was more concerned in the study. after probing the creation of its structure principle, this paper reveals its structure and dynamics rule, and creates a dynamics model and synthesis model of transformer

    根據重慶市科委技術攻關項目《新型非式連續作用機械無級變速器的研製與開發》的要求,對該無級變速器的工作原理、調速原理及工作性能行分析,並著重對無級變速器的核心部件轉換器行分析,對其結構原理創新行深的探討,揭示了其結構及運動學的實質;建立了轉換器的運動學模型和綜合模型;對以轉換器這類以連桿作為輸出構件的曲柄搖桿機構的運動規律及其影響因素,首次行了較深、系統的分析研究,得出了一系列以連桿作為輸出構件的曲柄搖桿機構的運動規律。
  17. Since our nation entered a new period markd with reform and opening to theworld, contradictions among the people in our nation have greatly changed theirconnotation, appearance and feans

    以改革開放為特徵的新時期以來,伴隨著社會結構的深刻變化,利益格局的重大調整,新舊體制的轉換與,我國人民內部矛盾的內涵、表現形式和特點也發生了很大變化。
  18. Firstly, under the assumption that the output driving torque generated by the stepper motor of the mirror is constant, such influence analysis is conducted. secondly, a mathematic model of the stepper motor is given. under the assumtion that the input impulse frequence is constant, the rotational motion of the stepper motor of the mirror with the mutual exertions of damping torque, friction torque and disturbance torque generated by satellite platform ' s attitude motion is simulated and analyzed

    對衛星平臺姿態振動對紅外相機掃描機構轉動的影響行了系統深的模擬分析:首先在步電機驅動力矩一定條件下,模擬分析了星體姿態運動干擾力矩對紅外相機掃描鏡轉動的影響;接著建立了步電機的數學模型,在步電機輸脈沖頻率一定條件下,模擬分析了步電機在阻尼力矩、干力矩、平臺干擾力矩等負載轉矩的共同作用下的轉動情況。
  19. Abstract : the tribology characters of rare earth used in high temperature were reviewed in this paper. the tribological characteristics of rare earth metals, inorganical rare earth compounds used as additives in high temperature lubricating were summarised. the application of rare earth alloy, rare earth high temperature ceramic and rare earth high temperature lubricating coating were briefly discussed. several research subjects of this filed were also suggested

    文摘:本文對稀土元素的高溫學特性研究發展行了綜述與探討,主要討論了稀土金屬及稀土化合物作為高溫潤滑劑和潤滑添加劑的學特性,並對稀土在稀土合金、稀土高溫陶瓷和稀土高溫塗層中的應用行了討論,最後提出了稀土在高溫潤滑研究中的幾個值得一步深研究的方向。
  20. Obtained pre - tight and in the work process pressure distribution, the frictional stress, the elastoplasticity distortion and the stress distributed cloud chart and so on, and has carried on the thorough comparison and the analysis to the result

    得到了施加預緊和工作過程中的壓力情況,應力,彈塑性變形和應力分佈雲圖等,並對結果行了深的比較和分析。
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