摩擦區 的英文怎麼說

中文拼音 []
摩擦區 英文
frictional belt
  • : 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...
  • : 區名詞(姓氏) a surname
  • 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. Forming process analysis of equiaxed grain in weld nugget zone during friction - stir welding of aluminum alloy

    鋁合金攪拌焊接頭焊核等軸再結晶組織的形成機制
  2. 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系數降低的原因。
  3. In the present dissertation, friction - induced noises emitted by a flat specimen rubbing against another flat specimen or a ball specimen under reciprocating sliding are studied. the detailed observation of the scars is conducted by means of a scanning electrical microscope ( sem ), laser scanning microscope ( lsm ), optical microscope and profilometer. the dynamic state variables are analyzed in detail using the discrete wavelet transform

    使用電子掃描顯微鏡( sem ) 、激光掃描顯微鏡( lsm ) 、光學顯微鏡和表面輪廓測量儀等設備對噪聲發生的域進行了詳細的觀察和分析,運用小波變換技術對噪聲狀態下的動力學變量進行了深層次的研究,應用matlab simulink語言對系統進行了振動動力學模擬,系統地研究了噪聲的形成機理。
  4. Friction increases with increasing fiber surface roughness in the boundary and semiboundary.

    在邊界和半邊界內,隨纖維表面粗糙度的增加而增加。
  5. The fifth chapter sum up the article and view the work. the simulation results indicate : ( 1 ) exchanging of sea - air and force of dynamical and thermodynamic processes is very important to bring and maintain sea surface wind. shf is mostly energy sources and lhf is negative effect in some area

    模擬結果充分表明: ( 1 )感熱和潛熱的海氣交換和動量交換(作用)對于海面風的發展和維持起著重要作用,潛熱加熱是海面風中最主要的能源,感熱通量在一武漢理工大學碩士學位論文定域對海面風風場有負面影響。
  6. By the check - out, inspection and measurement to start construction the industrial art to this test pile with the examination between stake body mass and bearing power, made sure the stroke reasonable operation method drilling under the dissolved cavern geology term ; the pier foundation loading test expressed the lading and rub the lading that resistance drag a glazing for of relation, and to the borehole cast - in - place concrete pile in the karst terrain deliver with break the mechanism, the characteristic of bearing power, proceeding the spot test job of the full of result ; the test data expresses the stake side friction resistance to rises with a bat batch terminal friction resistance very important function, the of tip of pile resistance drag occupies the proportion very few

    通過對本次試樁施工工藝的檢測和樁身質量及承載力的檢驗,確定了沖擊鉆在溶洞地質條件下的合理使用方法;基樁承載實驗表明了荷載與阻力之間的關系,並對巖溶地的嵌巖灌注樁的荷載傳遞和破壞機理、承載力特性,進行了富有成果的現場測試工作;試驗數據表明樁側阻和支盤端阻起很重要的作用,樁端阻力所佔比例甚少。這與設計樁基時的計算模式相差很大,承載力也較設計增加;使用力學數值分析方法和有限單元法,對鉆孔灌注樁樁端下的巖體強度和結構穩定性方面進行模擬計算和定量研究。
  7. We could also receive tariff deduction and eliminate non - tariff wall. in this way, we can trade with many countries and area in the world under gsp conditions

    與此同時,近年來世界許多國家和地在鋼鐵貿易方面紛紛採取保護措施對國內的鋼鐵廠商進行保護,鋼鐵貿易頻頻發生。
  8. Generally, intensity of welds in fsw exceeds heat affected zone

    通常情況下,攪拌焊的焊縫強度超過熱影響
  9. The crystalline structure changes of pp induced by pan - milling were characterized by x - ray diffraction and raman spectroscopy. xrd analyses show that when pp was co - milled with uhmwpe, crystal transformation of pp occurred, its crystallinity and crystallite size decreased, whereas, only slight reduction of crystallinity and crystallite size were observed and no crystal transformation was found when pp was co - milled with wtr chips, and amorphization of pp was strongly enhanced by co - milling pp with iron

    採用x -射線衍射研究了聚丙烯碾磨粉碎過程微觀結構變化, uhmwpe存在下pp發生晶型轉變、結晶度降低和晶粒尺寸減小;彈性材料wtr抑制pp塑性變形,碾磨導致分子堆積有序域膨脹,晶面間距增大,結晶度下降;剛性材料金屬鐵與pp產生強烈,加快晶粒細化,晶格破裂導致非晶化。
  10. The results indicated that, the fabrication process of ultra - fine grain material is mainly determined by the stress, rotate speed and the flux of cooling water. the grain refining and the hardening effect are mostly affected by the rotate speed and the flux of cooling water. compared with commercial ly12, the invalidate strength and the prolongation rate of the ultra - fine grain material are properly improved in the measurement of compression property ; and the abrupt change of the dilatability of the ultra - fine grain material at 500c is found ; also the phenomena of which the grain size of these microstructures is stable when annealed under 300c is observed

    研究表明,採用本文提出的壓扭強變形轉移法可以得到棒狀的超細晶材料,軸向壓力、扭轉速度和溫度是採用該方法制備超細晶材料的主控參數;試件的旋轉轉速和冷卻速度對變形晶粒細化和硬化效果影響顯著;超細晶ly12的壓縮性能與淬火+自然時效狀態的ly12壓縮性能相比,斷裂強度和延伸率均有一定程度的增強;超細晶ly12的熱膨脹系數在550左右發生明顯的變化。
  11. The nano diamond particle improve friction surface lubricate condition, mainly by the nano particle repair and inlay effection nanometer particle deposition in the friction contact region, fills the friction damage spot promptly, has the repair function, simultaneously prevents the crack from further development, achieves the goal of prolong fatigue life

    納米金剛石微粒通過微粒修復作用和鑲嵌作用,改善表面的潤滑狀態。在過程中,納米微粒沉積在接觸域,填補損傷部位,起到修復作用,同時阻止裂紋的進一步發展,延長了陶瓷球疲勞壽命。
  12. 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間,隨溫度的升高,因數在降低; ( 2 )在500時,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。
  13. 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:線接觸微動因數變化與點接觸形式相同;位移幅值在部分滑移時,表面粗糙度對表面磨損有影響。
  14. According to the suh ' s theory of friction genesis and based on the change in topography with and without noise, it is assumed that the there is dynamic components of friction force in the area where uneven plowing grooves and pits or adhesive joined asperities are generated

    根據噪聲與磨痕形貌的關系,本文提出了新的噪聲形成機理:在不規則的犁溝和麻坑或粘著微凸體形成域,力有動態成分。
  15. Secondly, by means of the measurement of the vibration and associated noise, the area in the presence of the friction - induced noise is determined accurately. as a result, a comparative analysis on the topography of the scar surfaces with and without noise is performed in detail

    其次,利用動力學和聲學測量技術確定了噪聲所發生的域,在此基礎上對磨痕上表面形貌進行了詳細的對比分析,發現有噪聲域的形貌明顯不同於沒有噪聲域的形貌。
  16. The impact of non frictional economy on the theory of regional economic geography

    經濟對域經濟地理理論的沖擊
  17. In order to predict high - strength bolts pretension and contact - friction in contact zone, status nonlinear in contact zone is adopted in fem model. the computation and analysis on the behavior of beam - to - column rigidity joints subjected to constant axial pressure on the top of column and cyclical load at tip of beam is carried out

    實體模型的建立,考慮了接觸的狀態非線性,以模擬高強螺栓的預拉力、螺栓連接接觸,對承受軸力的樑柱剛性連接方式在循環荷載作用下的滯回性能進行了計算分析。
  18. The result indicate the average value of static friction factor and dynamic friction factor for the central - left side is greater than the central - right side of runway

    針對靜系數或動系數,就所得結果跑道中心左側域之平均值大於右側域平均值。
  19. It calculates the effects during each time step of winds carrying along the various atmospheric properties and of the processes of evaporation, rainfall, surface friction, infrared cooling and solar heating that occur in the area of interest

    在每個時步里,模式計算的作用包括:各種隨著風改變的大氣性質、蒸發過程、降水、表面以及在重要地的長波輻射冷卻與日照加熱。
  20. ( 5 ) as torsion is increased, the anticlockwise secondary vortexes and the negative area of the stream function increase ; the axial velocity moves anticlockwise ( annular pipe ) or clockwise ( circular pipe ) ; the friction factor ratio finally reaches the value about 1

    ( 5 )增大撓率,逆時針方向旋轉的一二次渦和流函數的負值域增大,軸向速度最大值的位置按逆時針(環形截面)或順時針(圓截面)方向旋轉,系數比最終趨向於1 。
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