friction index 中文意思是什麼

friction index 解釋
磨擦式絞車
  • friction : n. 1. 摩擦,阻力。2. 傾軋,沖突,不和 (between)。3. 擦熱皮膚。
  • index : n (pl es dices )1 索引。2 指標,標準,標志。3 示[食]指 (=index finger)。4 指數。5 【印刷】指...
  1. 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

    本文研究了大速比摩擦傳動的傳動理論;設計了新型橢圓凸輪波發生器,設計製作了大速比摩擦傳動樣機;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摩擦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;通過本項研究,基本可以使「大速比摩擦傳動機構」在工程中得以應用。
  2. 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項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、樹脂鏡片摩擦試驗機、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。
  3. Then displacement fields are researched via the finite element model that accords with actual process of jacked pile. and the effects of displacement fields caused by difference modulus ratio, friction between pile and soil, possion ration of soil and soil index of c and are put forward

    接著建立了能夠模擬沉樁連續貫入的有限元模型,利用該有限元模型分析了樁土模量比、樁土界面接觸剛度、樁土界面摩擦、泊松比以及土體的c和指標等因素對沉樁擠土效應的影響。
  4. By dynamic comparing china ' s concentration index with america ' s, the conclusion is china ' s trade concentration contacts with the china - japan trade friction. the range of china ' s fluctuate is far more than america ' s. the deep reason behind it is two countries " different status in japan ' s trade income and expenses. 2002 ca n ' t see much difference in concentration index of two countries

    通過對中美兩國1992 ? 2002年輸日農產品貿易集中度的動態分析與比較,得出的結論是我國輸日農產品市場集中度的人小與中日兩國間的農產品貿易摩擦相聯系,其波動性幅度要遠高於美國市場,我國處于日本貿易收支的逆差國地位,是日本發動貿易摩擦的深層原因。
  5. Standard practice for calculating the international runway friction index

    國際飛機跑道摩擦指數計算的標準規程
  6. According to the engineering experiences and the correlation criteria, 13 kinds of factors are selected and each factor ' s subordinate functions are constructed in the first model, at the same time the two - stage index values of the effect factors are determined according to the statistical method. for the other model, the cohesion and the internal friction angles of the rocks are regarded as the fuzzy - random variables

    本文根據實際工程經驗及相關規范,提出了13種影響壩肩巖體穩定的影響因素,其中包括10種定量因素和3種定性因素,並且構造了各因素的隸屬函數,還根據專家調查法和統計方法確定了各級因素的權重系數,利用二級模糊綜合評判法對壩肩巖體進行綜合評判。
  7. At first it analyzes the bedding rock slope ' s bedded rock and its incontinuity face, and studies the stress, strain, stability ' s condition of the bedding rock slope, fully considering the cohesive force of rock layer and incontinuity face. geologic mechanics models of two types of bedding rock slope are set up, the instability coefficient of bedding rock slope under different mechanical parameters is computed, and the conclusion that the stability of bedding rock slope is relation to rock layerer, cohesive force of incontinuity face, inner friction angle and rock layer obliquity has been gotten. based on the above discussion, the thesis comes down the influence of rock layer and the incontinuity face on the bedding rock slope to incontinuity face ' s influence factors, and discusses other factors that influence the bedding rock slope ' s stability, so gains the evaluating and forecasting index marks

    本文首先對順層邊坡的層狀巖體及其中的層理面和不連續面進行了分析,對其應力應變進行了研究,得出了順層邊坡的穩定性不僅與巖體中巖石的強度有關,還與巖體中層理面及不連續面的內聚力、內摩擦角及其傾角有關;論文建立了層理面和節理面的地質力學模型,討論了其力學參數變化對邊坡穩定性的影響,並在此基礎上將層理面和節理面歸納為順層邊坡穩定性的結構面影響因素,同時討論了影響順層邊坡穩定性的其他因素,從而得出順層邊坡穩定性的評價預測指標。
  8. Standard practice for calculating international friction index of a pavement surface

    計算路面國際摩擦指數的標準實施規范
  9. Feature for good anti - impact intensity, low friction index, good wear resistance, light weight, anti - aging, anti - corrosion, self - lubricating, antistatic, electricity

    具有抗沖擊強度、摩擦系數小、耐摩擦性好,重量輕,耐老化、不腐蝕、自潤滑、抗靜電。
  10. Therefore, tension tests of geogrids, pull - out tests between geogrids and expansive soils or sands, the related geotechical tests of soil " s properties, and model tests of soft ground improvement, were carried out for obtaining the engineering properties, quality index of geogrids, interaction parameters of friction characteristics between reinforcement and soils, and the affecting degree of factors influencing the lateral displacement ( pile ) rate during the construction of embankment filling with ( residual ) settlement considered restrictively

    本文以國內外大量研究成果為基礎,集中力量開展控制變形的特種土作填料的物理改良技術和加筋墊層在控制沉降軟基處理的作用研究,其核心是筋土界面相互作用關系。為此,進行了為確定土工格柵工程特性和尋找質量控制指標的拉伸試驗、筋土界面設計參數合理獲取的拉拔試驗及其配套土工試驗、軟基上路堤填築過程中坡腳的側向位移及其速率的影響因素的室內模擬試驗。
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