觸線 的英文怎麼說
中文拼音 [chùxiàn]
觸線
英文
antenna-
High performance and high precision copper and copper alloy strips, electrolytic copper foil, lead frame, copper clad and printed - circuit board, special enameled copper wire, fashioned copper bar, track contact wire, medium and high elastic copper strips for interconnecting devices, precision alloy copper pipes for ac and cooling appliance, over - long and corrosion - resistant copper alloy condenser pipe, seamless cooper water pipe in housing construction and other copper fine and deep processing products will be highly developed in jiangxi province
江西將重點發展高性能高精度銅及銅合金板帶、電解銅箔、引線框架、覆銅板及印刷電路板、特種漆包線、異型銅排、軌道接觸線、接插元件用中高彈性銅帶材、空調與製冷精密合金銅管、超長耐腐蝕銅合金冷凝管、建築用無縫銅水管等10項銅精深加工產品。Fittings for overhead contact system of electrification railway - part 1 : dropper clamp for contact wire
電氣化鐵道接觸網零部件第1部分:接觸線吊弦線夾Copper and copper - alloy contact wires for electric railway
電氣化鐵道用銅及銅合金接觸線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,繪制齒面接觸線模塊,蝸桿齒厚變化曲線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。Use cable tow truck or safe wire to electrify
採用電纜拖車或安全滑觸線受電。The trailling frog of electricity supply of trolley wire network
無軌電車供電觸線網並線器The crossover and the trailing frog of electricity supply of trolley wire network
無軌電車供電觸線網交叉器和並線器Trolley wire network length
觸線網長度With regard to the restrains of geometries boundaries of the surface, we have finished the tooth contact analyses ( tca ) and precisely drawn the actual contacting area on the surface. the relations between the total length of the actual contacting lines and the rotating angle of worm gear are also revealed in this dissertation
為了獲得蝸輪輪齒齒面的準確描述,按共軛理論計算了蝸輪齒面的實際接武漢理工大學博士學位論文觸線,通過考慮蝸輪齒面的實際幾何約束,確定了蝸輪齒面的實際嚙合區,並運用數值方法精確計算了蝸輪齒面的邊界線。Barres conductors. slotted copper - cadmium wires for overhead contact lines
架空接觸線用銅鎘開槽導線The third model was designed to investigate atom diffusion at contacting point. fe was sintered at 500, 550 > 600, 650 > 700 under bpec and radiation heating. the test results of image processing indicated that the average pore size took on wavelike with temperature under bpec heating
脈沖大電流加熱條件下,其它條件相同時,分別在800 、 900的溫度武漢理土大學碩士學位論文下擴散連接cu絲和ni絲,結果表明接觸線處cu和ni的擴散系數隨溫度的升高而增大。Electric traction contact lines - vocabulary
電力牽引接觸線.詞匯Railway applications - fixed installations - electric traction overhead contact lines
鐵路設施.固定裝置.電氣牽引架空接觸線Railway applications - fixed installations - electric traction overhead contact lines ; german version en 50119 : 2001
鐵路設施.固定裝置.電氣牽引架空接觸線Rod - type insulator for overhead contact lines for operating voltages up to 1000 v a. c. and 1500 v d. c ; insulator
工作電壓交流1000v以下.直流1500v以下架空接觸線用棒On the condition of “ many - head ” and “ small drive ratio ” , the plane double enveloping hourglass worm can not settle the problem of undercutting and sharpening simultaneously. it has devoted to a new type hourglass worm _ sphere double enveloping hourglass worm. the coordinate system is established according to the frock. the meshing equation and the tooth equation of worm and gear have been developed and the distribution of contact line on gear tooth is analyzed. to evaluate the meshing quality , four meshing quality indexes and five original parameters are put forward. through mass programming computing , the relations between meshing quality and original parameters are derived and depicted by graphs
考慮到平面二次包絡環面蝸桿傳動在多頭小傳動比條件下根切與齒頂變尖的矛盾很難同時解決且嚙合性能較差,介紹了一種新型環面蝸桿傳動? ?球面二次包絡環面蝸桿傳動.在研究過程中,根據工裝建立了坐標系,根據一二包過程的運動關系推得了嚙合方程和蝸桿與蝸輪的齒面方程,分析了蝸輪齒面上的接觸線分佈.為了評價嚙合性能,提出了4項性能指標和5項原始參數,通過大量編程計算得到了嚙合性能指標與原始參數之間的關系,並以圖表直觀的表示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、蝸桿齒面一界曲線方程、蝸輪齒面二界曲線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接觸線的演算法,為蝸桿副的三維數字化造型打下了堅實的數學基礎。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、瞬時接觸線方程式、根切界限線方程式、嚙合界限線的方程式及其存在條件,相對運動速度方向與接觸線方向的夾角及接觸線上各點的誘導法曲率;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,自動生成接觸線族及嚙合界限線,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。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
根據漸開線圓柱蝸桿傳動的創成方法,建立了漸開線圓柱蝸桿和蝸輪的接觸線方程式、齒面方程式,分析了漸開線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曲率、一類界限曲線、二類界限曲線和蝸桿與蝸輪間相對速度方向和接觸線方向的夾角對傳動性能的影響; 2It can be regard as the theoretical basis to optimize the drive. according to the gear meshing theory, the meshing equations, the contact line equations and tooth profile equations are given. it gives a base for 3d modeling the drive
按照齒輪嚙合理論,推導出了滾錐齒超環面行星蝸桿傳動的接觸線方程、嚙合方程及各輪輪齒的齒面方程,為滾錐齒超環面行星蝸桿傳動的三維建模奠定了基礎。分享友人