摩擦項 的英文怎麼說

中文拼音 [xiàng]
摩擦項 英文
friction term
  • : 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...
  • : Ⅰ名詞1 (頸的後部) nape (of the neck) 2 (款項) sum (of money) 3 [數學] (不用加、減號連接...
  • 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. Fist of all, on the basis of the research of agone boffins, this author investigates the interaction mechanism of bolts and rock, and introduces the elastic ? lastic analytical resolution which is consist of the liner structure, the equivalent reinforced wall rock and the original wall rock in the simple loading from the equivalent well - proportioned view ; this solution is very important meaning for the engineering design. on the basis of coulomb friction model, the author introduces the finite element equation of the contact problem in order to provide the academic foundation for the application of msc. marc. finally, combining the engineering practice of the non - linear analysis of shield tunnel through yellow river of the south - north water transfer and using the model of friction, the author researched the evolution law of stress and displacement field in the structure of grouted rock bolts, and analyzed the effect to the stress and deformation of surrounding rock mass due to anchor supports

    首先,在前人研究成果的基礎上,對錨桿與圍巖的相互作用機理進行研究,利用全長錨固錨桿的中性點理論,從等效均化的角度來考慮錨桿對圍巖的加固作用,並推導了在簡單荷載作用下,含有襯砌、等效加固后的圍巖、原始圍巖三者的彈塑性解析解,對工程設計有著重要的參考意義;在數值模擬方面,以考慮錨固圍巖滿足規則化庫侖模型為基礎,利用虛功原理推導了接觸問題的有限元方程的計算格式,為開發運用大型商用有限元軟體msc . marc提供了理論根據,也形成了本文的理論基礎:最後,論文以南水北調東線穿黃隧洞穩定性分析目為工程實例,利用本文所述的接觸問題的模型理論,對錨桿支護結構的應力場、位移場的變化規律進行了研究,分析了加錨支護對隧洞圍巖應力、變形的影響。
  2. The study shows that the longitudinal component of the pressure force is mainly balanced by the vertical eddy frictional term and the lateral component of the pressure force is mainly balanced by the coriolis force

    研究表明:在磨刀門河口動力平衡中,縱向的主要平衡為壓力和垂向渦動摩擦項,側向的主要平衡為側向正壓力和科氏力
  3. Friction on the cost reduction team invariably leads to the disintegration of the project.

    降低成本小組內部的就會導致目的失敗。
  4. I flubbed up on it and my scores showed it. " this year ' s championships feature a new category friction calling for callers who produce the turkey sounds by rubbing objects together, typically a slate or a metal box that is scraped with a stick

    本屆比賽還特意增加了一新的比賽內容叫聲,即讓選手們通過將不同物品相互刮的方式來模仿出火雞的叫聲,一般是用棍棒與
  5. The hyperbolic conservation laws with relaxation appear in many physical systems such as nonequilibrium gas dynamics, flood flow with friction, magnetohydrodynamics, etc. firstly, the thesis proves that there exists a unique global smooth solution for the cauthy problem to the hyperbolic conservation laws system with relaxation ; secondly, in the large time station, the thesis proves that the global smooth solutions of the hyperbolic conservation laws system with relaxation converge to rarefaction waves solution at a determined l ( p > 2 ) decay rate

    帶鬆弛的雙曲型守恆律組出現在諸多的物理系統中。例如,非平衡態的氣體動力學、帶的水流、磁動力學等。本文首先證明,帶鬆弛的雙曲型守恆律組的柯西問題的整體光滑解的存在唯一性;其二,證明了帶鬆弛的雙曲型守恆律組的解與相應的平衡態守恆律的稀疏波解在大時間狀態下的l ~ p衰減率。
  6. ( 2 ) increasing of wind is mainly induced by shf and affecting of lhf is very little. ( 3 ) effect of terrain increases ground rough and tonsure of terrain press and fiction correspond enhance frictional damp effect

    ( 3 )地形作用相當于增加了地面粗糙度,地形壓力梯度摩擦項地疊加,相當于使阻尼作用增大,地形強迫作用使下邊界層從上至下風速減小,風向向左偏轉。
  7. 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進行了有限元分析;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精度指標;對測量數據和研究內容進行了歸納和整理,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進行尺寸精度調整,能夠達到輸入力矩以純力偶的形式輸入;通過本研究,基本可以使「大速比傳動機構」在工程中得以應用。
  8. The project of the experimental and theoretic research on friction reduction by microbubbles for high - speed ships, supported by the national natural science foundation of china ( no. 19772050 ), aims to study the key technology of air - jetting devices and its relevant problems, theoretically predict the law of bubble diffusing in the boundary layer and calculate the friction of the hull

    國家自然科學基金目「高速氣泡船減阻試驗及理論研究」的目的在於研究高速氣泡船噴氣裝置的關鍵技術及其相關問題,並從理論上預測噴氣氣泡在船底邊界層的擴散規律和計算船體阻力,為將這一技術應用到實船上提供基礎。
  9. 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進入人體,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,但珍珠鏈如何起安神作用還值得具體研究。
  10. According to the above conclusion we put forward three suggestions : optimize the structure of import and export commodities, improve and advance the reform of rmb

    並據此提出優化進出口商品結構,進一步完善和推進人民幣匯率改革和積極應對日益增多的貿易政策建議。
  11. 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進行分析,並著重對無級變速器的核心部件轉換器進行分析,對其結構原理創新進行深入的探討,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,首次進行了較深入、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。
  12. The theme in the paper is to key parts of project of the study and development on original non - frictional and sequential operation ' s stepless speed regulator, which is supported by chongqing municipal science and technology committee schedule projects, it will make good foundation in relative technology research domains

    本文的研究內容是重慶市科委技術攻關目《新型非式連續作用機械無級變速器的研製與開發》的一個重要部分,它為新型非式連續作用機械無級變速器產品的研製與開發打下了良好的基礎。
  13. The theme in the paper is to key parts of project of study and development on original non - frictional continuous action mechanical variable speed drives, which is supported by chongqing municipal science and technology committee schedule projects, it will make good foundation in relative technology research domains

    本論文研究內容是重慶市科委科技攻關目「新型非式連續作用機械無級變速器的研製與開發」工作的一個重要部分,它將為新型非式連續作用機械無級變速器產品的開發打下良好的基礎。
  14. Our main products are the physical performance index inspection apparatus and equipments of spectacles : the whole set of inspection equipment of spectacle products such as sunglasses intellect detection apparatus, lens impact test enginery, resin lens combustion - prevent test enginery, resin lens friction test enginery, spectacle easel bridge of the nose deformation test enginery, pull test enginery and so on

    主要生產檢驗眼鏡產品各物理性能指標的儀器設備:太陽鏡智能檢測儀、鏡片沖擊試驗機、樹脂鏡片阻燃試驗機、樹脂鏡片試驗機、眼鏡架耐疲勞試驗機、眼鏡架鼻樑變形試驗機、拉力試驗機等眼鏡產品的成套檢測設備。
  15. In this paper, to counter a flexible beam undergoing large overall motion impacting a fixed slope surface under the effects of grativity, the normal contact model is established based on the hertz theory and non - linear damping term, the tangential contact model is developed by adopting linear tangential contact stiffness to consider the effects of friction force during impact process, and the consistent linear dynamic model including impact is derived by using mode assumption method and lagrangin equation

    針對在重力場下作大范圍回轉運動的柔性梁與一固定斜面發生斜碰撞的情況,根據hertz接觸理論和非線性阻尼建立法向碰撞接觸模型。引入線性切線接觸剛度建立切向碰撞接觸模型,以考慮接觸過程中由於切向相對速度的換向作用引起的力的變化。利用假設模態法和lagrangian方程建立系統含碰撞過程的一致線性化的動力學模型。
  16. The main advantages for griptester are : a ) it has a automatic water deposition system ; b ) it is controlled by computer, c ) the operation is full automatic ; d ) the measure result has good stability and so on

    Griptester系數儀是英國近年來開發研製的新型抗滑檢測設備,在多工程檢測中表現出優良的技術特性,如自備灑水系統,計算機控制,全自動操作,測試結果穩定性好等。
  17. In order to know the relationship between gas - content and pipeline ' s pressure drop, the thesis deduces the pressure drop calculating equations based on uniform flow pattern and separating flow pattern. the equations show that pressure drop is made up of three parts, that is, friction resistance effect, gas acceleration effect and the gravity effect. and the research has shown that the gas has little effect on pressure drop. in the horizontal pipeline, the resistance effect must be overmatched the acceleration effect

    為探討加入的氣體對管道壓力的影響,本文基於分相流和均相流兩種模型分別推導了三相流管道的壓降公式,表明無論是分相流模型,還是均勻流模型,管道內流體總的壓降是由三組成的,即摩擦項、加速和重力,並得出了加氣對管壓變化不大的結論,所以認為在水平管道中,要獲得有效的減阻,則要使阻力分量的減小效應大於漿體加氣的加速效應。
  18. And friction marks indicated that they did, indeed, once form part of a necklace or bracelet

    事實上,這些殼上的痕跡顯示他們曾經是鏈或手鐲的一部分。
  19. This task will be foundation to develop a new type hydrostatic transmission piston pumps with high efficiency, long life, high pressure and high speed, which combined the item of nature science fund of zhejiang province, tribology study on sealing, hydrostatic support and piston on hydrostatic transmission piston pump. in this paper, a new design idea of the ball friction coupling based on hydrostatic bearing was given, and analysis was carried out to the static state properties and the dynamic properties of the oil - film of this friction pair

    本課題是結合浙江省自然科學基金目「靜壓傳動柱塞泵的密封、靜壓支承和柱塞的學研究」 ( 501073 ) ,為研發高效率、長壽命、高速、高壓靜壓傳動柱塞泵提供一定的理論基礎,著重研究了滑靴副和球鉸副的動靜態特性,提出了基於靜壓支承的球鉸副設計原理。
  20. They ' ve removing the friction that would be created by forcing users to think about specific days and times, allowing them to choose an option that feels more natural

    他們已經消除,將可創造強迫用戶思考的具體日子和時間,讓他們自行選擇一選擇,感覺更自然。
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