螺旋線條 的英文怎麼說
中文拼音 [luóxuánxiàntiáo]
螺旋線條
英文
spiral laid- 螺 : 1. [動物學] (軟體動物) spiral shell; snail; conch 2. (螺旋形的指紋) whorl (in fingerprint)
- 旋 : 旋Ⅰ動詞1 (旋轉) whirl 2 (用車床切削或用刀子轉著圈地削) turn sth on a lathe; lathe; pare Ⅱ名詞...
- 線 : 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...
- 條 : Ⅰ名詞1 (細長的樹枝) twig 2 (條子) slip; strip 3 (分項目的) item; article 4 (層次; 秩序; 條...
- 螺旋 : 1 (具有螺紋的圓柱體 屬于斜面類的簡單機械) corkscrewspin; screw; spiral; helix 2 (螺旋現象;尾旋...
- 線條 : 1. [美術] line (in drawing) 2. (人體等的) lines; figure
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Dalian jialin equipment manufacture co., ltd is engaged in developing, designing, manufacturing and installing auto conveyors, assembling line ( roller - type, strap type, chain - type, chain belt type, screw - type, assemble mechanical hand, hydraulic elevator ) and packing automatic assembly line ( automatic case back - sealing machine, automatic case folding & sealing machine, high speed case opening machine, wrapping machine, automatic pallet, bundler ) of complete sets of equipments
大連佳林設備製造有限公司是一家生產工廠成套自動化輸送線、組裝線(滾筒式、皮帶式、鏈式、鏈板式、網帶式、螺旋式、組裝機械手、液壓升降臺等) ;工廠成套自動化包裝線(紙箱自動成型封底機、全自動折蓋封箱機、全自動高速開箱機、裝箱機、全自動托盤碼垛機等)的開發、設計、製造、安裝等一條龍服務的專業廠家。In other words such a molecule is pictured much as if it were a conducting helix.
換句話說,這樣一個分子的圖象很像一條導電的螺旋線。Meanwhile, the results show that sp - d, sp - j, sp - z and sp - c are relatively tolerant to lincomycin, but the other 6 strains of meterials are not
7kd的一條蛋白帶,而直線形藻絲體即mo則缺失此帶,表明此53 7l蛋白與螺旋藻的形態變異相關。Article 10 the rights to a civil aircraft as referred to in this chapter include the rights to the airframe, engines, propellers, radio apparatus of the civil aircraft and all other articles intended for use in such civil aircraft, no matter whether they are installed thereon or separated temporarily therefrom
第十條本章規定的對民用航空器的權利,包括對民用航空器構架、發動機、螺旋槳、無線電設備和其他一切為了在民用航空器上使用的,無論安裝于其上或者暫時拆離的物品的權利。The totalizers are turned one by one and then ” snailed ” ( decorated with spiral lines ), before being colored
用車床將累計器一個個加工出來,然後飾配用螺旋紋狀線條,最後再進行著色。Woven wire mesh series : stainless steel wire mesh, brass wire mesh, copper wire mesh, phosphor bronze wire mesh, barbecue grill mesh, crimped wire mesh, low carbon steel wire mesh, mild steel wire mesh, black wire cloth, window screening netting, vibrating sieving mesh, filter for gas and liquid, conveyer belt, chain link fence, galvanized square wire mesh, hexagonal wire mesh
此網帶由雙股右螺旋或由雙股左螺旋盤條與一根串條連接而成,網帶拼接方便,網眼一般小於單股加強編織的網眼,編織牢固,不易變形,維修方便。能用於高溫的自動流水線,輸送重物,機械工業上零件的熱處理,各種較大物品的烘乾。The existence conditions of helical equilibrium are discussed as a special configuration of the rod
作為特殊的平衡狀態,討論桿的螺旋線平衡的存在條件。Information is collected through the use of special rotating antennae found on the two strands that form the helix and located where each strand intersects with its four ladders
通過使用在二條里發現的特別旋轉天線收集信息,二條形成螺旋狀用它的四個階梯固定在每條橫斷面上。Based on the method of limitation analysis of soil plasticity, researching from the soil arching mechanism of soil - nailing retaining, the upper limit of the critical height of soil - nailing slopes and the minimum horizontal length from coping of the potential slide surface to the edge of deep excavation are obtained through the analysis to weight of soil and vertical loading and the mechanism of soil and soli - nailing acting reciprocally
摘要基於土的塑性極限分析方法,以均質土坡為例,從土釘支護結構的準粘聚力理論出發,綜合考慮土體自重、坡頂的條形荷載,以及土釘與土體的相互作用的機理,推導出了土釘支護的臨界高度的上限值和潛在螺旋曲線滑動面在坡頂方向距基坑邊沿的最小水平距離解析表達式,可供基抗支護設計參考。And then we introduce bezier, b - spline and non - polynomial curves and surfaces modeling, which include l - splines, helix splines, splines in tension and c - curves etc. by analyzing the characters of bezier curves and b - spline curves, we construct trigonometric polynomial curves in the space of trigonometric functions, which assume the characters of b zier curves and b - spline curves
闡述了cagd中參數曲線曲面造型的發展歷史並介紹了bzier方法、 b樣條方法以及非多項式曲線曲面造型方法,後者包括l -樣條、螺旋樣條、張力樣條以及c -曲線等。文章以b zier曲線和b樣條曲線的特點為基礎,在三角函數空間中構造一組具有上述兩類曲線特性的三角函數多項式曲線,稱其為t - b zier曲線和t - b樣條曲線。Cd disk contains a long string of pits written helically on the disk. the edges of the pits correspond to binary " 1 " s
Cd上有一條很長的坑形串列,它以螺旋線方式排列于盤面。坑形的邊沿對應於二進制「 1 」 。A cd disk contains a long string of pits written helically on the disk. the edges of the pits correspond to binary " 1 " s
Cd上有一條很長的坑形串列,它以螺旋線方式排列于盤面。坑形的邊沿對應於二進制「 1 」 。The stability of the helical equilibrium is analyzed with phase plane method, and an analytical criterion of stability is revealed
用相平面法分析螺旋線平衡的穩定性,導出解析形式的穩定性條件。The surface panel method has been applied to predict the hydrodynamic performance of highly skewed propeller. the surface of propeller and its trailing vortex are discreted by a number of small hyperboloidal quadrilateral panels with constant source and doublet distribution. for highly skewed propeller, the conventional method generating grid oriented along constant radii will result in a high aspect ratio and a high skewness and a twist panel near the propeller tip on blade surface, which result easily in incorrect calculation results of velovity on blade surface, even in iteration divergence and calculation failure. a “ non - conventional grid ” is developed to acoid these problems. this grid can effectively solve the problem of the calculation and convergence for highly skewed propeller. the non - linear kutta condition of equal pressure on upper and lower at the trailing edge is executed by the iterative procedure. by sample calculating, the obtained results are satisfied the experimental data
採用面元法預報大側斜螺旋槳水動力性能,螺旋槳表面及尾渦面離散為四邊形雙曲面元,每個面元上布置等強度源匯和偶極子分佈.對于大側斜螺旋槳而言,槳葉表面採用常規的等半徑網格劃分方法在近葉梢處將導致大展弦比、大側斜和扭曲面元,這容易使槳葉表面速度的計算結果不正確,甚至會導致迭代過程發散及計算失敗.文中建立了一種「非常規網格」劃分方法,能有效地解決大側斜螺旋槳的計算和收斂問題.槳葉隨邊處通過迭代實現非線性等壓庫塔條件The evolvement of folk law from traditional to modem is an evolving route of ascendant helix
民間法從傳統向現代的演進遵循著一條螺旋上升式的進化路線。. helical springs made of round wire and rod - cold coiled torsional springs leg springs - quality specifications
圓線和圓條制螺旋彈簧.冷纏扭力彈簧According to ariel, the six pairs of dna double - helix strands have the following roles in our lives
依照精靈,六條dna雙螺旋體線在我們的生命里扮演如下角色。As the basic concept, the first step is to modeling by ug. there is different model between propeller and commonly hardware, so we must be use curve modeling, at the same time, characteristic modeling and entity modeling in the whole process. first, we apply offset data for spline fit curve, then scanner smooth curve face
首先在三維繪圖軟體ug中對螺旋槳及葉片進行三維建模,由於螺旋槳的造型不同於一般零件的cad造型,故在造型過程中同時採用了曲面造型,特徵造型和實體造型幾種方法,先由型值數據生成樣條曲線,再由樣條曲線掃掠生成平滑的曲面,最後通過圓整?延伸得到螺旋槳的三維模型。In this paper a newly develoed helical coordinates is used to make out the solution of electromagnetic fields in the helix gap and calculate dispersion characteristics of tape helix slow wave structure for the first time. strict boundary conditions for magnetic fields are adopted and are treated rigorously by fourier expansion. besides, the radial propagation constant of every layer in the dielectric - loaded region is differentiated. some of practical tape helix slow wave structures have been calculated for dispersion characteristics and the calculated values accord with measured values very well. the authors also compare the calculated results with experiments for different structures by changing tape thickness or other structure parameters and find that the theory in the paper is universal
本文首次運用螺旋坐標系給出了帶狀螺旋線縫隙內的電磁場解,並據此計算了帶狀螺旋慢波結構的色散特性.文中採用了嚴格的邊界條件,並以傅立葉展開進行了嚴格的數學處理.另外還首次對有介質區域內各層的徑向傳輸系數作了區別.本文使用這種方法計算了我們已研製的一些寬帶高功率行波管所用的慢波線結構的色散特性,理論與實驗符合得很好.我們還計算了不同結構參數對色散特性的影響,並與實驗作了對照,發現本文的理論有一定的普適性The dial has to be suitable for the demonstration of the inductive current from the slow input and output rodlike magnet in coil of 300 spirals
刻度線必須適合來演示在300圈螺旋線圈中慢慢抽進抽出的棒壯磁條所產生的感應電流。分享友人