弧形中和面 的英文怎麼說

中文拼音 [xíngzhōngmiàn]
弧形中和面 英文
arcshaped neutral surface
  • : 名詞1. [數學] (圓周的任意一段) arc2. (古代指弓) bow
  • : 和動詞(在粉狀物中加液體攪拌或揉弄使有黏性) mix (powder) with water, etc. : 和點兒灰泥 prepare some plaster
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  • 弧形 : arc; curve弧形避雷器 arc-arrester; 弧形槽 arc wall; 弧形構造 arc structure; 弧形閘門 [水文] radial gate
  1. A two - dimensional plain strain finite element model of infinite plate is developed to investigate the ultrasonic wave propagation and scattering on three kinds of cracks : parallel to the surface, 450 oblique angle to the surface, and quarter - circle

    摘要建立了無限長板的具有吸收邊界的二維平應變有限元模型,在研究了脈沖超聲波在無限長板傳播的基礎上,對板平行於表的裂紋、與表成45的斜裂紋四分之一圓周裂紋三種情況的脈沖超聲波散射進行了重點研究。
  2. As a new type gear transmission, double circular arc profile bevel gearing carries out its transmission by means of meshing between convex - concave tooth profile in both of the direction of tooth trace and the direction of tooth depth, so it has advantage of high load capacity, long service life, easy forming hydrodynamic oil film between teeth as well as high quality of running - in etc. therefore, more attention has been paid to its application and research in recent years

    作為一種新型齒輪傳動方式,雙圓齒錐齒輪傳動不論在齒線方向、還是在齒高方向,均為凸、凹齒廓相嚙合,因而它比一般的齒錐齒輪傳動的承載能力高,使用壽命長;並且在嚙合過程兩齒間容易成潤滑油膜,具有良好的跑合性能,所以對它的應用研究日益受到人們的重視。
  3. Abstract : a new waveguide which can change the wide wall of a rectangular waveguide into a symmetric arc wall is named as a cam - rectangular waveguide. comparing to sectoral waveguide, the new waveguide has the same voltage characteristics and is easier to be produced and fixed. an approximate formula of the dominant mode fields and the normalized conductance of a longitudinal resonant slot cut in the curved wall of a cam - rectangular waveguide are given. a resonant slot linear array in c & x band is designed, in which the slot voltage distribution is equiphase and the input is matched. the input voltage stationary ware ratio and the h - plane pattern of the antenna are measured. the experimental results show the conformance with theoretical results

    文摘:把常用的矩波導一個寬改成圓構成的波導稱為圓突-矩波導.這種波導與扇波導相比:電性能相當;波導管結構更加簡單,容易加工,便於安裝.文給出圓突-矩波導主模場,圓曲上縱向槽歸一化諧振電導近似公式.設計了cx波段波導曲縱向諧振縫隙線陣,縫隙電壓相位為同相分佈,輸入端匹配.實際測量了天線輸入端電壓駐波比h方向圖,理論與實驗相吻合
  4. The problem about neutral - point - grounding mode is an all - around technical problem which associated with not only power system reliability , insulation coordination , electromagnetic interference , but assault safety 。 in china , the neutral grounding modes of the 10kv net involved of none grounding, grounding by arc suppressing coils, resistance grounding or reactance grounding in the past 。 with the development of civic power network , low resistance grounding mode was used to restrain the over voltage, particularly in guangzhou, shanghai , beijing , and zhuhai etc. it was reported that the over - voltage level of low resistance grounding mode is lower than that of arc suppressing coil mode, but the operation carried out the other way 。 at substations in guangzhou and shanghai it was found that the low resistance grounding mode is successful 。 but in some areas , such as zhuhai , substations grounding with low resistance revealed some problems , including power supply reliability rapidly dropping , transmitting line often tripping ; and person safety being threatened 。 so interiorly the grounding mode selection of the 10kv network was disputed, which mainly focused on the fault form of 10kv net grounding, the apply area of suppressing arcing coil grounding mode, power supply reliability level of the two modes, person safety, communication interfere and the workload of maintenance

    爭議點主要是在10kv電網接地故障的式、消線圈接地的應用范圍、兩種運行方式供電可靠性的高低、人身安全、通訊干擾運行維護工作量等諸多方。 11 17本論文就是針對以電纜為主的城區10kv電網性點接地方式的選擇問題進行研究。論文首先對10kv電網的性點運行各種方式進行分析,比較各方式的特點,然後以重慶儲奇門變電站10kv電網的實際參數來建立數值計算模型,在考慮了電網接地電容電流變化、性點電阻取值大小、接地點接地電阻值變化等多種影響因素的情況下,對性點經消線圈接地經小電阻接地方式下電網的過電壓水平接地點短路電流大小進行了數值計算,其計算結果與電科院所作現場試驗進行了比較。
  5. In the link party of qinling - qiliang - kunlun belt, the polyarc - basin systemic characteristic is discussed with strengthen and standout study on the detail relationship analysis between the arc - basin. the bayan har basin thought to be the preexistence of the songpan - garze belt, is a back - arc basin among a series of polyarc - basin systems behind the qiangtang - taniantawong front the arc beginning in the late paleozoic. the eastern margin started as the western passive continental margin of the yangtze block ( d - t2 ), then changed into a foreland basin related to the north china block and the qiangtang block during the middle to late triassic

    在秦祁昆侖結合部研究,加強突出了精細的島盆分析造山作用關系的研究,探討了秦、祁、昆結合部多島盆特徵;通過巴顏喀拉地區沉積特徵,沉積體的空間展布態,式物源供給方式,礦物成分地球化學背景分析,其沉積盆地屬性總體上反映出一個從過渡地殼-洋殼基礎上發育起來的周緣前陸盆地的發展演化過程。
  6. After designing oil ditches on the surface of its arc - block, increase friction factor and make sure self - lock which solves above problem. do qualitative analysis to lower pair and one - way overrunning clutch and inner star - wheel - roller overrunning clutch by using self - made lever loader. the experiment shows : on the same condition, the deformation of new overrunning clutch ’ s surface contact with lower pair is smaller than the deformation of roller overrunning clutch ’ s line contact with higher pair and new overrunning clutch ’ s skid angle is smaller

    對低副單向超越離合器的部件進行了加工製造,在超越離合器塊表創新設計加工排油溝,增大摩擦系數,保證實現自鎖,解決了很多離合器工作過程容易出現無法自鎖的問題;對低副單向超越離合器內星輪滾柱超越離合器用自製杠桿加載器做了定性分析,實驗表明:相同條件下,新型離合器低副接觸比滾柱離合器高副線接觸變小、溜滑角小。
  7. In the first part, the method of velocity coefficient was used to design a 100mm diameter impeller with five single - arc - cylinder blades, and the method of velocity moment was applied to design the volute " s cross - section. the volute " s cross - section is a rectangle, which was designed as a whole structure with the front shroud of the pump. a special lighting window was designed on the side

    在第一部分工作,設計了一個帶半開式葉輪的微型泵:葉輪外徑100mm 、共5片單圓圓柱葉片;蝸殼採用速度矩法設計,內為矩泵殼前蓋板為一整體、透明結構,側專門設計一個打光窗口。
  8. The mathematic model of the ultra - thin spherical mirror is to be treated as elastic thin shell. then the predigested model, i. e., bended beam, used in qualitative analysis was proposed, and its deflection and stress formulas under the freely supported condition were set up. based on an off - axis aspherical primary mirror, the relationship of aspherical surface error ( rms ) in tangential plane with bended beam ’ s radius r, position s of concentrated load p and geometry length l of arc was analyzed

    根據這一設想,本文建立了超薄鏡的數學模型?薄殼,並提出了強制力作用下超薄鏡的簡化模型?曲梁,推導了曲梁在簡支情況下受力變的撓度公式,並結合一個實例,計算出曲梁變后與所需非球殘差( rms )在子午方向與曲梁長l 、曲梁半徑r及集力位置s的關系及滿足精度的rs范圍,分析了矢方向的rms ,得出了同時滿足子午矢方向要求的l 、 rp 。
  9. As far as model is concerned, the forth generation software should be characterized with spatial entity - oriented. the paper established the geographic spatial model based on the thinking of object - oriented ; studied the structure of the model " s elementary unit - - geographic entity ; brought forward the concept of geometric data type which characterize entity ' s spatial feature in the structure ; defined five kinds of geometric data types such as point, arc, area, composite arc, composite area ; and formalized their collective operation using hypergraph. at the end of this paper writer studied preliminarily the method of entity query and analysis based on the model

    本論文從向對象的基本思想出發,建立了向對象的地理空間模型;研究了地理空間模型的基本單位? ?地理實體的結構,針對實體結構用來表徵實體空間特性的組成部分? ?幾何對象,提出了其取值范圍,即幾何數據類型的概念;對點、、復合組合五種幾何數據類型進行了定義;並使用超圖工具對幾何數據類型的集合操作進行了式化描述;對基於向對象的地理空間模型的實體查詢分析方法也做了初步研究。
  10. The paper offers a viable method for the detection and evaluation of spiral bevel gears. this method can offer reference for amending of the gear tooth surface, and possesses important scientific and applied value for actual design and manufacture

    本文對航空齒錐齒輪副嚙合質量的檢測與評估提供了一種可行的方法,並能為齒的修提供參考依據,在實際設計製造過程有重要的科學與實用價值。
  11. By comparing between the rectangular groove and curved groove, we find that two high stress area of rectangular groove o - ring occurs during the sealing period, and the wearing on the both inside and outside diameter surfaces ; the high stress area only happens at the part area of cone shaft, and the distribution of stress is more even than the former, and the wearing is on the inside diameter surface, the improvement of its distortions makes the service life of sealing lengthen

    通過矩槽的對比研究發現,矩槽o圈在密封過程出現兩個高應力區,磨損發生在內徑、外徑兩個表_匕,槽o圈的高應力區僅出現在牙爪軸鄰近的局部區域內,應力分佈較前者更為均勻,磨損進發生在內徑表,其受力變狀況的改善將使密封壽命進一步提高。
  12. The angle spectrum of inputting optical signals is received by the input surface of arrayed waveguides. whereas the diffraction process of light beam outputed in slab waveguide is a process of " composing frequency and generating image ". the reason that fraunhofer diffractive pattern can be gained on outputting waveguide surface is that output ends of arrayed waveguide distribute on the arch structure which leads bent phase factor to offset the quadratic phase factor in fresnel diffraction

    輸入平板波導內光束的衍射過程是「分頻成譜」的過程,在陣列波導的輸入接收到的是輸入光信息的角譜;而輸出平板波導內光束的衍射過程則是「合頻成像」的過程,正是由於陣列波導輸出口排列分佈在圓結構上,其彎曲位相因子消去了菲涅耳衍射的二次位相因子,從而在輸出波導上能夠得到夫瑯費衍射圖樣。
  13. In this dissertation, first, based on the theory of w - n gearing, characteristic of tooth profile as well as the processing principle of helical bevel gear, a cutting meshing analysis about double circular arc profile bevel gear was carried out, the equation of meshing in the process of cutting tooth, the surface equation of generating gear as well as the general tooth surface equation of double circular arc profile bevel gear were obtained

    本論文首先根據雙圓齒輪傳動的嚙合理論,結合其齒特點齒錐齒輪的加工原理,進行了雙圓齒錐齒輪的切齒嚙合分析,得到了切齒嚙合過程的嚙合方程、產輪齒方程以及雙圓齒錐齒輪的通用齒方程,為下一步生成雙圓齒錐齒輪的三維模型打下了基礎。
  14. Second, based on works mentioned above, an interactive graphic system, i. e. an interactive parametric three - dimensional model - building software about double circular arc profile bevel gear were established according to computer graphics, c language, vc + + language, autolisp programmed and cad technology, in which, language c completed complicated calculation, autolisp language finished model - building, vc + + language accomplished the generation of program interface

    在上述工作的基礎上,綜合應用計算機圖學理論、 c語言、 vc + +語言、 autolisp編程以及cad技術,編制了一互動式圖系統雙圓齒錐齒輪的三維建模軟體。其, c語言是計算部分, autolisp語言是模型建立部分, vc + +語言完成程序界的生成。
  15. In parametric interface of this software, there is not only the editor frame of every parameter but also the standard schemes of double circular arc profile and the structural scheme of bevel gear. we can design the gearing according to the schemes efficiently. on the other hand, after clicking corresponding button, we can get the three - dimensional model at once

    在參數界,不但有各個參數的編輯框,而且還有錐齒輪的結構圖雙圓齒輪的基本齒圖,這樣可以一邊參照圖一邊進行設計,從而大大提高了設計效率;另一方,點擊相應按扭后,可以馬上得到這種雙圓齒錐齒輪的三維模型。
  16. At last, a 3d - fem model is used for a soil - nailed supporting system in a classical two - layer distribution. the spatial distribution of horizontal displacement is reached by the analysis. some other analyses are made for the different ratio of length of foundation pit and the effect of the ratio on the largest horizontal displacement of the slope is analyzed

    在邊坡破壞模式研究利用有限元方法對成都砂卵石地區典型的二元體土層基坑開挖進行了數值模擬,認為其破壞並不取均質土的圓破壞模式,而是一種折線破壞模式,同時建議在噴錨網支護設計錨桿長度的變化極限平衡分析考慮折線滑動
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