摩擦因數 的英文怎麼說

中文拼音 [yīnshǔ]
摩擦因數 英文
friction factor
  • : 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動詞[書面語] (沿襲) follow; carry on Ⅱ介詞1 [書面語] (憑借; 根據) on the basis of; in accord...
  • : 數副詞(屢次) frequently; repeatedly
  • 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. Based on the research of the characteristics of piezoelectric ceramic, this paper presents the analysis of the movement of the stator surface points and work principle of motor. this paper describes a theory about the influence of the ultrasonic vibration on the frictional properties of ultrosonic dring, and finds that the horizontal vibration produces friction driving force and vertical vibration affects horizontal driving effect

    並且對行波型超聲波電動機的減現象進行了研究,發現在接觸區定子表面上一點的水平振動產生驅動力,垂直振動只起影響水平驅動效果的作用,得出垂直方向超聲振動具有減振作用是引起超聲驅動動降低的原
  2. Carboxy ion ( cooh " ) was performed at an energy of sokev with fluences ranging from ixlo14 to ixlo15 ions / cm2 at room temperature

    Cn薄膜的更低,具有更光滑的表面是主要原
  3. So this wearable composite can use as common wearable composite, the friction coefficient is bigger if it is used as antifriction and wearable composite

    此該材料可以用作一般的耐磨復合材料使用,若用作減耐磨復合材料則偏高。
  4. It has been discovered that ( 1 ) in the region between 100 - 350 the friction coefficient is lowering along with the swing of temperature ; ( 2 ) the friction coefficient is the highest at the temperature of 500, and adhesive wear occurred ; ( 3 ) the global graphite grain layer appeared at the surface of wear scar at 450n and 300, and played an extremely good effect of lubrication, thus makes a fairly lower wear at the temperature of 300

    發現: ( 1 )在100 ~ 350區間,隨溫度的升高,摩擦因數在降低; ( 2 )在500時,摩擦因數最高,且發生了粘著磨損; ( 3 )在450n , 300時,磨痕表面出現了球狀的石墨顆拉層,這起到了極好的潤滑作用,使得300時,磨損較低。
  5. In this paper, by checking up the heat calculation about the experiment results of the single row tube and double waves belt, i come at the function of the heat transfer factor j and the reynolds number re, i also come at the function of the f r i ct i on factor ^ " and the reyno i ds number re

    本文還通過對單排雙波帶散熱器的實驗結果進行校核熱計算,回歸導出該種散熱器的傳熱子j及子f與雷諾re的學表達式,從而為用這種芯子根據廠家要求設計散熱器提供了理論依據。
  6. Then an thorough computer modeling using finite element program with material, geometry and state triple - nonlinear taken into account is carried out on a series of influencing factors, such as comparison with npn - beam splice connection, comparison of varies designed theories, and the varying of fraction coefficient, diameter, grade, pretension and arrangement of bolts, thickness of web and flanges of beam and column, splicing location, axial loading on column, etc. lots of useful conclusions are drawn form computer modelling. finally, design and construction suggestions are given out. this study fills the black in the field of steel beam - to - column connection with cantilever beam high - strength bolted - splicing at both home and abroad

    然後,本文在考慮材料、幾何和狀態三重非線性的基礎上,對該連接形式進行了全面的計算機模擬,主要考慮了帶懸臂梁段全螺栓拼接的樑柱連接節點與無拼接的樑柱連接及翼緣對接焊接腹板拼接的連接節點的對比,各種設計方法之間的對比,以及翼緣拼接和腹板拼接的螺栓間距、直徑和量,拼接點與梁端之間的距離,梁和柱的翼緣、腹板厚度,柱的軸力,接觸面的,翼緣和腹板拼接板的厚度等素的影響。
  7. Measurement and application of friction factor in a moving slip

    動滑動摩擦因數的測試與應用
  8. From analysis of the test results the conclusions can be obtained as follow : the coefficient of friction under line contact is same as under point contact

    研究表明:線接觸微動摩擦因數變化與點接觸形式相同;位移幅值在部分滑移區時,表面粗糙度對表面磨損有影響。
  9. Abstract : the lubricating condition of cold rolling is affected by many factors. this paper shows the relationship between the friction coefficient and three rolling parameters, such as rolling speed, reduction and concentration of rolling lubricating oil

    文摘:主要研究了在冷軋過程中,軋機輥縫受軋制速度、相對壓下量以及乳化液濃度素影響的變化規律。
  10. Design of the sensor for measuring friction coefficient in deep drawing

    一種測量板料拉深摩擦因數的傳感器設計
  11. Relationship has been studied on defect to deformation degree, friction factor and relative length of mould plastic section

    同時,研究了表面缺陷產生與變形程度、摩擦因數及模具整形段相對長度的關系。
  12. The testing results showed that the material with good friction stability and high dynamic mechnical properties was an idea brake friction material

    經檢測,該材料力學性能較高,性能穩定,摩擦因數在0 . 45 ~ 0 . 60 ,同時具有較好的耐磨性。
  13. Effects of diamond particles and their adding contents on the coating hardness, friction coefficient, wear resistance, corrosion current density and microstructures were studied

    研究了金剛石粒子及其添加量對塗層硬度、摩擦因數、耐磨性能、腐蝕電流密度和微觀組織的影響。
  14. The results showed that the friction factor of bn film was about half of that of the steel based materials, and the cohesion between film and substrate could obviously be increased by the ni - p interface layer

    結果表明:氮化硼薄膜的摩擦因數約為鋼基材料的一半,中間層鎳磷合金的加入使薄膜結合力顯著提高。
  15. The nonlinear interation induced tidal period and water level fluctuation obviously. the bottom friction effect is direct ratio to the bottom friction coefficient. the bottom friction effect reduces the set up water level, and minish the set up

    非線性效應是造成風暴潮增水水位明顯波動的原,底效應對潮位的貢獻與底成正比,底效應使增水水位降低,減小了增水的幅度。
  16. Soft pu rollers were used for printing and glazing industry. hard pu rollers were used for iron and steel industry. other polyurethane elastomer such as pu slice, pu bar, pu piece were widely used in all kinds of machine for reduce attrition, acid - resistant, water resistance, insulation with higher toughness, tear strength and low hardness

    4 .耐濕性能好,可在水為介質的條件下工作,且在水油等介質的情況下,鑫發聚氨酯與物料的降低,更利於透篩,提高篩分效率,並可避免潮濕微粒的粘附,同時降低,磨損減少,使用壽命提高。
  17. The controllers have considered all sorts of imperceptible factors affecting the servo performances in a lpmsm servo system, which include the parametric uncertainties brought by the changes of the mobile mass, frictional coefficient, the thrust fluctuations aroused by the varieties of the magnetic density distributions and the time harmonic. the h state feedback controller restrains disturbances and uncertainties to keep the robust and stable performance. the ip controller, which has the ability of rapid response, is applied to satisfy the rapid performance

    在分析雙環控制問題時,針對直線永磁同步電動機,仔細考慮了能使伺服系統性能變壞的各種細微素,如:永磁同步直線電機動子質量變化、變化等造成的模型參不確定性,電機運行期間存在磁密分佈變化、時間諧波等產生的推力擾動等,採用了ip速度控制器和h _狀態反饋控制器相結合構成直線伺服的內環控制器,並輔助設計了外環的pi位置控制器。
  18. A solid - waste containment system can be simplified as a slope which contains a layer of geomembrane ( which is simplified as interlayer slope in the rest part ). shaking table model test and numerical analysis have been done to study the seismic stability of interlayer slope based on the two - part wedge theory in this paper. many factors which affect the slope stability ratio, including horizontal seismic coefficient, slope angle, soil - geomembrane interaction coefficient, slope length, layer thickness and soil character, have been took into consideration

    填埋場防滲基坑的邊坡可以簡化成含土工膜夾層的土坡(以下簡稱夾層土坡) ,本文根據「雙滑楔體」理論思想,對夾層土坡的地震穩定性問題進行了較為系統的模型試驗和值分析,著重考慮了水平地震系、夾層土坡坡角、土工膜與覆蓋層土體、夾層邊坡長度和厚度、夾層土坡覆蓋層土體性質等素對土坡安全系的影響,並對地震作用下夾層土坡的永久變形進行了初步的研究,給出了對實際工程設計有參考價值的結論。
  19. The frictional factor of combination of silicon carbide and carbon graphite is the least, so it widely applied to high characteristics for the mechanical seals

    其廣泛用於石油,化工,航天,汽車等領域,它與碳石墨配組,最小,此可用作高參機械密封。
  20. On the basis of utilizing geometric conversion and modification principle of spur and helical gears, the mathematical model for geometric parameters and modification of overlapping coefficients of gear was established, and the calculation method of sliding frictional coefficients under elasto - hydrodynamic lubrication state was introduced, thus let the calculation method of meshing efficiency of gears be more coinciding with the practical application

    在運用直、斜齒輪幾何換算和變位原理的基礎上,建立齒輪的幾何參和重迭系修正的學模型,介紹了彈流潤清狀態滑動摩擦因數的計算方法,從而使齒輪嚙合效率計算方法與實際應用更吻合。
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