接觸曲線 的英文怎麼說

中文拼音 [jiēchùxiàn]
接觸曲線 英文
contact curve
  • : Ⅰ動詞1 (靠近;接觸) come into contact with; come close to 2 (連接; 使連接) connect; join; put ...
  • : Ⅰ動詞1 (接觸) touch; contact 2 (碰; 撞) strike; hit 3 (觸動) touch 4 (感動) move sb ; sti...
  • : 曲名詞1 (一種韻文形式) qu a type of verse for singing which emerged in the southern song and ji...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • 接觸 : 1. (交往) come into contact with; get in touch with 2. (沖突) engage 3. (挨上; 碰著) contact; touch
  • 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
  1. In order to solve the problems of which the spiral bevel gear of oerlikon type is necessary to out and modify repeatedly, a new method was developed to predict the contact pattern and greatly reduce the cost for manufacturing by means of building a tooth contact analysis model of prolate epicycloids bevel and hypoid gears for oerlikon skm2

    摘要為解決奧利康錐齒輪加工過程中需要反復試切、修正的問題,根據奧利康skm2機床建立了加工延伸外擺齒錐齒輪和準雙面齒輪的齒面分析模型,提出了一種可預測齒面質量、降低設計加工成本的新方法。
  2. As long as the insect remains in the odor stream, fairly direct or weakly zigzag flight paths are maintained until it overshoots the odor source.

    只要昆蟲與氣味一時,它們沿著幾乎是直的或稍有折的飛行路,直到越過氣味源。
  3. The thesis developed the optimization design software of geometric parameter for the worm gear including strength check module, the drawing contact lines module, the change lines of tooth thickness of worm, and the parametric modelling software for the reducer which includes parametric modelling of parts and assembly. the cad prototype system is very convenient because of its accessible interfere, simple operation and written in chinese. by input design parameters , the cad system can make optimization design and strength check for the worm gear , draw contact lines of tooth flank of worm - gear and change line of tooth thickness of worm , judge if the tooth flanks of worm undercut and if the sideward tooth of worm - gear hob come to a point , make project design and structure design for the reducer and draw its 2d parts and assembly

    研究和開發了平面二次包絡環面蝸桿傳動的參數優化設計和校核軟體系統:包括幾何參數設計計算模塊,強度校核模塊,繪制齒面模塊,蝸桿齒厚變化模塊和蝸桿根切判別模塊;開發了平面二次包絡環面蝸桿減速器外形與結構尺寸數據庫以及傳動效率數據庫,建立了平面二次包絡環面蝸桿傳動公差及極限偏差數據庫;開發了平面二次包絡環面蝸桿減速器參數化建模軟體:包括零部件的參數化建模模塊和裝配圖的參數化建模模塊,其中零部件的參數化建模包括蝸桿軸系的參數化建模、蝸輪軸系的參數化建模、箱體的參數化建模、端蓋的參數化建模、軸承的參數化建模和其它零部件的參數化建模軟體模塊。
  4. A model of the interface state density distribution near by valence band is presented, and the dependence of the threshold voltage on temperature, the c - v characteristics and the subthreshold characteristics are predicted exactly with this model ; the effects of s / d series resistance on the output characteristics, transfer characteristics and effective mobility of sic pmosfets are analyzed. thirdly, the output characteristics and the drain breakdown characteristics are modeled with the procedure medici. the output characteristics in the room temperature and 300 ? are simulated, and the effects of gate voltage. contact resistance, interface state and other factors on sic pmos drain breakdown characteristics are analyzed

    提出了一個價帶附近的界面態分佈模型,用該模型較好地描述了sicpmos器件閾值電壓隨溫度的變化關系、 c - v特性以及亞閾特性;分析了源漏寄生電阻對sicpmos器件輸出特性、轉移特性以及有效遷移率的影響;論文中用模擬軟體medici模擬了sicpmos器件的輸出特性和漏擊穿特性,分別模擬了室溫下和300時sicpmos器件的輸出特性,分析了柵電壓、電阻、界面態以及其他因素對sicpmos擊穿特性的影響。
  5. Established the system of coordinates of roll testing, getting the parameters of equation of tooth face by solving the non - linear equations set ; according to the differential geometry and meshing principle, deduce the curvature parameters of tooth face and tooth profile, and get the parameters of instantaneous contact ellipse. emulate the contact trace and contact area of the working tooth face, and drawing the instantaneous drive ratio error curve

    建立了克林貝格擺齒錐齒輪嚙合分析的對滾模型,通過對非性方程組的迭代求解,得到齒面方程的各個參數;由微分幾何和切齒嚙合原理推導了齒面上齒廓和齒方向的率參數,得到了瞬時橢圓的參數。根據設計參數和機床調整參數繪制了工作齒面的軌跡和區圖形,並求得了瞬時傳動比的誤差
  6. The evaluation of contactor performances according as dynamic characteristic curves is put forward the first time. fuzzy logic and neural network are introduced to establish a model for the contactor performances intelligent evaluation system. the model mentioned above can give a performance evaluation result in the meanwhile of the contractor dynamic process testing

    首次提出以動態特性參數作為器性能評判的依據,並構造了基於模糊聚類分析和神經網路演算法的器動態特性性能評判模型,在實現對器動態過程測試的同時,給出器動態特性性能評判結果。
  7. The results indicated that the dimension, shape and purity of base material could meet the functional demand of solid lubricant ; the thermal decomposition temperature of ptfe resin exceeds 400 c, but organic and inorganic packing filler added in ptfe made the water absorption rate of composite material increased, melting temperature and decomposition temperature decreased, in the meanwhile oxidative decomposition reaction was accompanied ; polar groups such as c = o, c - o - c and so on in the carbon fiber surface is advantageous to increase compatibility with other components and interlayer shearing strength ; uniform design experimental method could help to find the relationship between formula and frictional property by relatively small tests. the developing trend of each formula ' s friction coefficient could be showed by fitting curve ; the friction coefficient with no copper powder or graphite in formula was relatively big. this fact showed that copper powder and graphite should be used cooperatively ; it was found that when the ratio of copper powder to graphite by weight is 15 : 60, 30 : 30 - 40 and 60 : 15 - 30 respectively, the friction coefficient was relatively small. the degree of crystallinity of pure ptfe reached maximum by air cooling and the abrasion loss also reached maximum among three ones ; at the same time, the abrasion loss of solid lubricant sample was also the biggest among three ones ; when solid lubricant matched with 45 # steel axle or gcrl5 steel axle, lubricant transfer film could be formed on metal surface, thus direct contact between the surface of metal friction pair rings was reduced. their working life was elongated extremely ; there was mainly much graphite, a little ptff, moo3, feso4, cus and so on in lubricant transfer film

    試驗結果表明:所選原料的尺寸、形狀及純度可滿足固體潤滑劑的性能要求;聚四氟乙烯樹脂熱分解溫度超過400 ,但在ptfe中加入無機填料會使復合材料吸水率提高,熔融溫度及分解溫度降低,且伴有氧化分解反應;碳纖維表面含有c = o及c - o - c等極性基團,有利於提高其與其它組分的相容性,提高層間剪切強度;均勻設計試驗方法能夠用較少的試驗次數找出配方與摩擦性能間的關系,擬合基本能表示各配方的摩擦系數發展趨勢;配方中不加銅粉或不加石墨,其摩擦系數均較高,說明銅粉和石墨應該配合使用;當銅粉15份、石墨60份時,銅粉30份、石墨30 - 40份時,銅粉60 、石墨15 - 30份時,摩擦系數均具有較低值;純聚四氟乙烯樹脂在空氣冷卻時結晶度最大,磨損量也是三者中最大的;同時,固體潤滑劑試樣在空氣冷卻時的磨損量也是三者中最大的:不論是固體潤滑劑與45 #鋼軸配副或是固體潤滑劑鑲嵌入銅套后與gcr15鋼軸配副,在金屬表面均可形成潤滑轉移膜,從而減少金屬摩擦副表面間的直,大大延長其使用壽命;轉移膜中主要含有較多的石墨、少量聚四氟乙烯、 moo 。
  8. We come now to the really remarkable thing about indifference curves.

    我們現在開始到值得引起注意的無差異
  9. Six kneed head of cushion can according to back contours of the human body, automatic regulation knead height of head, make back of you, waist every corner can is it knead intimate contact of hair to experience

    該靠墊的六個揉捏頭,分柔和型和刺激型;它可根據人體背部,自動調節捏頭高低,使您的腰背各部均能感受到揉捏頭的親密
  10. Creative points and all tasks having be finished are briefly shown below : according to the classical space meshing theory, we have strictly deduced a series of formulae such as the equation of contacting line of worm, the equation of the second limiting curve of worm gear, and the equation of working surface and non - working surface, etc. and we have deeply studied the algorism of the actual contacting lines of worm gear drive

    本文的主要創新點和成果如下:基於經典共軛嚙合理論,對平面二包蝸桿副的運動關系進行了嚴密分析,獲得了蝸桿副齒面方程、蝸桿齒面一界方程、蝸輪齒面二界方程等一系列齒面分析所必須的數學公式,並深入研究了蝸桿副齒面的演算法,為蝸桿副的三維數字化造型打下了堅實的數學基礎。
  11. Based on the construction of guangzhou metro line 3 welding process and quality control, this paper introduces the mobile contact welding, analyzes some key points during the process of welding, such as welding of rails in curved sections, environmental protection, the measurement of straightness on the welding junctions located in curved sections, the maintenances of equipment etc., holds that more attention shall be given to these points

    摘要介紹了移動式焊在廣州地鐵3號中的施工工藝及施工過程;分析施工過程中應該注意的鋼軌焊、環境保護、鋼軌焊頭平直度的測量、設備維修保養等技術要點。
  12. Firstly, the performance of several kinds of gears that is commonly used in present is analyzed. the sliding coefficients of the involute gear and the cycloidal gear are compared

    論文首先對目前常用的幾種齒輪性能進行了分析,比較了漸開與擺齒輪的滑動系數,漸開與圓弧齒輪的彎應力和應力。
  13. The contacting measurement method with a double probe is put forward after the detailed analysis of the state - of - the - art measuring methods of the thickness of wall. firstly, the theory - profile generatrix is built, and then the movement curve of the track of joint center is constructed, which aims at making the joint center move along the movement curve and keep the fixed sensor touching the wall. the measuring sensor examines the line in its normal direction of the interior wall all the time, the data from the sensor is the thickness value of the wall

    論文通過分析國內外變率回轉體壁厚測量的現狀,提出了雙測頭式測量方案:通過構造理論輪廓母,建立鉸鏈中心的運動,使鉸鏈中心始終沿運動運動,以保證固定頭與傳感器測頭的連始終在內壁法方向上,從而傳感器測頭所得的數值即為壁厚值,該方案經模擬測試實驗取得了預期效果。
  14. According to the differential geometry theory, the principle curvatures and principle relative curvature of the spur gear and the fg in line contact and point contact, the tooth surface relative speed and the tooth contact interface are analyzed, whose distributing on the tooth surface are visualized by computer

    在齒面的幾何特性研究中,利用微分幾何的原理分析了圓柱齒輪和面齒輪的齒面率、和點面齒輪傳動的主誘導法率以及嚙合過程中齒面的相對速度和區域計算問題,並獲得有益的結論。
  15. Equations of mesh, shorting contact line, undercutting limit line, meshing limit lines and the existence conditions, angle between the direction of relative speed and the direction of contact line, induced normal curvature about every point on the contact line are established. moreover, the paper also theoretically analyzed the error of the grinded gear surface. on the basis of the theory, the computer program is worked out to automatically produce the contact line and the boundary curves of mesh. analysis of meshing circs under different parameters can be done so that we can gain the best process condition

    首先對漸開面二次包絡理論進行了深入的探討,推導出了兩次嚙合的嚙合方程式、瞬時方程式、根切界限方程式、嚙合界限的方程式及其存在條件,相對運動速度方向與方向的夾角及上各點的誘導法率;此外,還對磨齒后工件的齒面誤差進行了理論分析;並在理論基礎上編制了相應的計算機程序,自動生成族及嚙合界限,對不同參數條件下的嚙合情況進行分析,可以使工藝條件達到最佳狀態;最後研究了磨齒裝置,設計了磨齒機的傳動系統。
  16. Tooth surface equations and contact line equations of the involute worm gearing are established according to its machining methodology. meshing characteristics in rigidity condition are studied. these characters include the inductive normal curvature along the contact line on the worm surface, the first and the second limit lines during the engage of the worm gear, and the influence of the intersect angle between the contact line the relative velocity of the worm and the gear on transmission performance

    根據漸開圓柱蝸桿傳動的創成方法,建立了漸開圓柱蝸桿和蝸輪的方程式、齒面方程式,分析了漸開圓柱蝸桿傳動的剛性嚙合特性,如蝸桿與蝸輪嚙合時的誘導法率、一類界限、二類界限和蝸桿與蝸輪間相對速度方向和方向的夾角對傳動性能的影響; 2
  17. Using vogel ' s wear index as the rail side wear index, the paper analyzes the side wear variations of rail head when the parameters in the wheel / rail system vary, analyzes the influences of track irregularity on rail uneven wear on gauge corner emphatically. this paper analyzes the rail side wear dates measured by track division of shan hai guan since 1990, then gains the relationship between side wear and traffic volume and sums up the characteristics and regularities in the formation and development of side wear. in the end, some measures for regarding the side wear on curves are put forward

    從輪軌摩擦、輪軌幾何關系、輪軌應力和輪軌蠕滑等方面對鋼軌側面磨耗機理進行了探討,從軌道幾何參數、機車車輛運營條件等方面對鋼軌側面磨耗的影響因素進行了重點分析和總結;應用輪軌系統動力學,建立了輪軌空間耦合振動時變模型,採用vogel側磨指數作為鋼軌側磨指標,系統分析了輪軌參數變化的情況下,軌頭側面磨耗的變化規律,重點分析了軌道不平順對鋼軌不均勻側磨的影響;對山海關工務段1990年以後現場測得的鋼軌側磨數據進行了分析,通過擬合得到了鋼軌側磨量與運量的關系,並總結了上股鋼軌側面磨耗的特徵和發生、發展規律;最後提出了一些減緩鋼軌側面磨耗的措施。
  18. 4 ) based on the theory analysis of the equal contact stress inner curve, the experiment research is discussed, and the project of experiment is also designed

    ( 4 )在理論分析等應力軌道的基礎上,對試驗研究進行了探討,並設計了相應的試驗方案。
  19. 2 ) applied hertz theory and the force between roller ( or ball ) and orbit, the equation groups for calculating equal contact stress curve are listed. the answer of the equation groups is calculated by utilizing the software matlab. the result of the simulation to this answer proved that the answer is reasonable and the design rule also be discussed from the analysis result

    ( 2 )應用赫茲理論和所求得的軌道與滾動體之間的正壓力,分別列出以球和滾子作滾動體的等應力軌道方程組,利用matlab求解方程組,並對求解結果進行模擬分析,論證了所求的結果在理論上的合理性,歸納出設計這種液壓馬達的注意事項。
  20. 3 ) based on the analysis result of equal contact stress curve and the theory of elasto - hydrodynamic lubrication, the expression of the oil film thickness between roller ( or ball ) and orbit are calculated. the simulation result proved that the thickness of oil film is enough for bearing and lubricating

    ( 3 )基於等應力的求解結果和彈性流體動力潤滑理論,求得滾動體和軌道間的油膜厚度表達式,並通過模擬分析論證了馬達正常工作時這種油膜能滿足承載能力和潤滑的需要。
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