helical spiral 中文意思是什麼

helical spiral 解釋
箭翼的螺旋狀
  • helical : adj. 螺旋狀的,螺旋線的。adv. -ly
  • spiral : adj 1 螺旋形的,盤旋的,盤旋上升的。2 【數學】螺線的。n 1 螺旋形物。2 螺簧;【物理學】螺線。3 【...
  1. Since complicated differential and integral operations were involved in the kernel of the integral equation, we simplified the equation and got the nakano equation. as instances, the planar archimedean spiral antenna, the planar equiangular spiral antenna, the monofilar helical antenna, the conical helical antenna with fixed ascending angle and the conical equiangular - spiral antenna were analyzed through the moment method. all of the results matched fairly well with the references and experiment results

    這種方法的積分方程的積分核里含有復雜的微積分運算,為了簡化計算,本文在推廣的海倫積分方程的基礎上,對方程進行了簡化,推導了nakano方程,並以平面阿基米德螺旋天線,平面等角螺旋天線,軸向模圓柱螺旋天線,具有固定升角的圓錐螺旋天線和圓錐等角螺旋天線為例,用矩量法求解了天線上的電流分佈,研究了螺旋天線輻射的寬頻帶特性,所得的結果均與參考文獻吻合很好。
  2. Sound for enclosed helical, herringbone, and spiral bevel gear drives

    封閉螺旋人字和螺旋傘齒輪傳動裝置的聲音
  3. Gearmotors using spur, helical, herringbone, straight bevel or spiral bevel gears

    使用正齒輪,斜齒輪,人字形齒輪,直傘形齒輪或螺旋傘形齒輪的齒輪電動機
  4. The company passed iso9001 in 2001 : 2000 international quality management system attestations. now the predominant product has already become xr series helical gear units, xf series parallel shaft helical gear units, xk serial helical - bevel gear units, xs series helical - worm gear units, xt series spiral bevel gear units, xb series high power gear units, xh series high power gear units, nmrv series worm gear units, mb, mbn series planetary friction mechanical speed variator, x, b series cycloid reducer, wb series cycloid micro reducer to wait more than ten serieses, several thousand kinds of specificationses of in general use product

    現主導產品已形成xr系列斜輪硬面減速機xf系列平行軸斜輪減速機xk系列斜輪螺旋錐輪減速機xs系列斜輪蝸輪減速機, xt系列螺旋錐輪減速機, xb系列螺旋錐輪-斜輪減速機xh系列平行軸斜輪減速機nmrv系列蝸輪減速機, mb mbn系列行星錐盤無級變速機, x b系列擺線針輪減速機, wb微型擺線針輪減速機等十幾個系列數千種規格的通用產品。
  5. This essay takes the method of listing equations of gears " surface directly and installing them in appropriate coordinate system to establish the mathematic model for analyzing engagement of spiral helical gear. programs use this mathematic model to make numerical computation as well as to output the contact domains diagram and the relative velocity diagram on this foundation

    本文採用直接列寫齒面方程、在適當的坐標系中安裝的方法,建立了螺旋齒輪嚙合分析的數學模型,編製程序利用該數學模型進行數值計算,並在此基礎上輸出接觸區圖和相對速度圖。
  6. Through systemic analyzing on spiral helical gear transmission with different basic parameters, the essay found out rules of how can such basic parameters influence spiral helical gear engagement characteristics. so it brings forward the auxiliary assembling mode of adopting one straight gear and one helical gear on condition of little axial angle as well as treasures to ameliorate ill engagement performance on condition of large axial angle, another two jobs of the essay are to clarify the wrong concept that spiral helical gear can only transmit movement but not impetus and to provide a brief and practical method of analyzing contact for gear pairs whose surface equations can be written out directly

    通過對不同基本參數的螺旋齒輪傳動進行系統研究,找出了螺旋齒輪基本參數對其嚙合特性的影響規律,提出小軸交角條件下可採用一直齒輪、一斜齒輪的齒輪副組合方式,給出了大軸交角條件下嚙合性能不良的改進措施。澄清了螺旋齒輪只能傳遞運動不能傳遞動力的誤區,為能夠直接寫出齒面方程的齒輪副進行齒面接觸分析提供了一種簡便、實用的新方法。
  7. Standard test method for thermal deflection rate of spiral and helical coils of thermostat metals

    熱雙金屬螺旋形元件熱偏轉率試驗方法
  8. Various successive partial plastic forming methods for processing groove, including thread rolling, cross rolling and skew rolling, splitting, rolling of spline shaft, split rolling, open - die extrusion of spline shaft / gear, extrusion of internal screwed tooth socket parts with large helical pitch, integral cold forging for slot commutator, extrusion - ploughing for outside fin tube, drawing of tube with spiral internal / external ribs etc. have been introduced briefly

    摘要介紹了用於加工槽的各種連續局部塑性成形方法,包括螺紋軋制、橫軋與斜軋、分劈、花鍵軸滾軋、劈分軋制、花鍵軸齒輪開模擠壓、花鍵套擠壓、槽型換向器整體冷鍛、外翅片管擠壓一犁削、內外螺紋管拉拔等。
  9. Normal section linear diagram of two gears " surfaces, which is on the arbitrary section, has also been protracted. the writing validated the correctness of the mathematical model and experimenting on contact region of spiral helical gear ' s surface validates theoretical analysis

    利用計算機模擬了兩齒面在三維空間中接觸的情景;描繪了三維空間中相對速度的大小及方向;繪制了任意法截面上兩齒面法截線的圖形。對螺旋齒輪齒面接觸區進行了實驗研究,驗證了本文中數學模型及理論分析的正確性。
  10. Stairs, ladders and walkways - code of practice for the design of helical and spiral stairs

    樓梯梯子和走道.第2部分:旋轉式和盤旋式樓梯設計慣例
  11. Spiral weld helical weld

    螺旋形焊縫
  12. Standard test method for thermal deflection rate of spiral and helical coils of thermostat metal

    恆溫雙金屬螺旋形線圈的熱偏轉率的標準試驗方法
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