螺旋狀的螺線 的英文怎麼說
中文拼音 [luóxuánzhuàngdeluóxiàn]
螺旋狀的螺線
英文
helical- 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...
- 狀 : Ⅰ名詞1 (形狀) form; shape 2 (情況) state; condition; situation; circumstances 3 (陳述事件或...
- 的 : 4次方是 The fourth power of 2 is direction
- 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...
- 螺旋狀 : heliciform螺旋狀波導管 helix waveguide; 螺旋狀電路 helical circuit; 螺旋狀送料器 spiral feeder; 螺旋狀支柱 crossette
- 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...
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Liang qi - chao believed that history is evolving constantly and the " evolution " is limitless ; it is progressive but has twists ; it is in a spiral ascendance rather than in a straight line
摘要梁啟超認為歷史是「進化」的,它具有進步性和曲折性,呈無極限之螺旋狀而非直線上升。In this dissertation, through computer simulation, the problems of modeling, control and guidance of auvs are presented. the first part of this dissertation addresses the problem of dynamically modeling of auvs, and derives thrusters " two - dimension nonlinear dynamic model, which has axial flow speed and propeller rotational velocity as two state variables, voltage or current of motor as inputs, and thruster force and torque as output. the second part focuses on the nonlinear adaptive sliding mode control of auvs in diving plane and steering plane
本論文系統研究了自主式水下航行器的建模、非線性自適應滑模控制、以及深度調整和水平面導引方法等問題,具體成果和創新點如下1 、根據流體力學理論,建立了螺旋槳推進器的動態模型,它以螺旋槳來流速度v _ p和螺旋槳轉速n為狀態變量,以電機施加轉矩為輸入,螺旋槳推力t和轉矩q為輸出。The bulk of the mass is spread out, forcing stars to trace a spirograph - like rosette : an ellipse that does not close on itself but gets offset each time the star completes one revolution [ see box at right ]
整體質量分散開來,迫使恆星運行方式如旋轉繪圖盤所畫出的花瓣狀螺線:那不是每圈都會封閉起來的橢圓,恆星繞行一周后,軌道並不接合便又重新開始下一周的運動(見右方整理軌道秩序) 。The typical sperm of cipangopaludina chinensis, having spiral nucleus, long and spiral mitochondrion and a large number of glycogen granules, belongs to the modified sperm
中國圓田螺典型精子是一種修飾型精子,含有螺旋狀的細胞核,拉長並螺旋的線粒體和大量的糖原顆粒物質。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。Something, such as the thread of a screw or the spiral condenser in a still, that resembles a worm in form or appearance
有螺紋狀的物品某物,如螺旋線或蒸餾器的螺旋冷凝器,在構成或外表上像蠕蟲Another major feature of this product is that it can be flexibly installed response to the topographic conditions of specific sites such as slopes and undulations, etc. with a variety of wire rod and processed mesh, knuckle types available, the potential uses of our mesh are almost unlimited
菱形金屬網是利用加工成螺旋狀的金屬絲組合連接而成的,容易拼接和切割,另外,其特點是通過豐富的線材,加工網眼,關節種類,在斜面,凹凸面等各種狀況下均能使用自如,具有無限使用可能性。In a spiral wave, the orbits are progressively misaligned, so that the region of enhanced density is a curved line
在螺旋波里,軌道則是逐漸彎曲,所以密度變大的區域是曲線狀。In this paper, the metal flow route during closed die extrusion for spiral bevel driving gear of automotive final drive is analyzed and the profile of preformed blank has been designed
摘要分析了主動螺旋傘齒輪閉塞擠壓的金屬流動路線,設計了預制坯的形狀。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 main context of this dissertation focuses on three aspects. the author simulates and optimizes the helix - slow wave structure by using the high frequency electromagnetism code cst mws, gets the results which the shape of the supports of helix impacts on the dispersion characteristic and the coupling impedance. then using ansys software, the author analyzes the thermal contact resistant will impact the thermal characteristic of the helix - slow wave structure and get the temperature of the helix slow - wave structure
本論文主要包括以下三方面的內容:作者使用cstmws軟體對螺旋線慢波結構的夾持桿形狀進行了優化;分析了夾持桿形狀對慢波結構色散和耦合阻抗的影響,同時還分析了接觸熱阻對螺旋線慢波結構散熱性能的影響,找到了兼顧螺旋線慢波結構電特性和散熱性能的夾持桿形狀。分享友人