圓柱體結構 的英文怎麼說
中文拼音 [yuánzhùtǐjiēgòu]
圓柱體結構
英文
iv: cylindrical structures-
In the special fields wheel drive, wheel, gear box construction with spiral technology or beyond that with hypoid, cone, spur wheel as well as with gears, spiral cones and / or with bevel gear and cogged wheels and gears is graessner gmbh well - known
Graessner gmbh是一家現代化的、可靠的專門產品供應商,這家供應商從事傳動、傳動齒輪箱,錐體、圓錐、彈頭,錐齒輪,錐齒輪,錐齒輪驅動,錐形圓柱齒輪,輪、葉輪、齒輪,齒輪,齒輪傳動,螺旋錐,曲線齒錐齒輪傳動箱,圓柱齒輪,齒輪和傳動結構的製造、銷售。( 2 ) the causation that the caustic phenomena of electromagnetic wave propagation in two - dimension concave reflectors occurs and the types of singularities in caustic fields are investigated, and the conclusion that there are two types of singularities ( fold and cusp ) in caustic fields in two - dimension concave reflectors is obtained ; by symplectic geometrical method, formulations of computing wave fields in and far away from caustic fields in two - dimension concave reflectors are deduced, and the results are plotted in pictures. ( 3 ) the cause of the caustic phenomena of electromagnetic wave propagation in three - dimension concave reflectors and the types of singularities in caustic fields is discussed, and the conclusion that there are three main types of singularities ( fold, cusp and swallowtail ) in caustic fields in three - dimension concave reflectors is obtained ; by symplectic geometrical method, the formulae of computing wave fields in and far away from caustic fields in three - dimension concave reflectors are deduced. particularly, the wave fields in ellipsoid concave reflector are computed, and the results displayed in special sections are given
論文主要包括三個方面: ( 1 )分析了凹面反射的焦散現象,給出了不同凹面反射的焦散圖; ( 2 )分析了二維凹面反射波動場焦散現象產生的原因及焦散區奇性的種類,得出了二維凹面反射波動場焦散區奇性主要有折疊( fold )和尖點( cusp )兩種的結論,利用辛幾何方法構造了圓錐曲面反射波動場非焦散區和焦散區的通用計算公式,並給出了圓柱面、橢圓柱面及雙曲柱面反射的計算結果; ( 3 )分析了三維凹面反射波動場焦散現象產生的原因及焦散區奇性的種類,得出了三維凹面反射波動場焦散區奇性主要有折疊( fom 、尖點kusp和燕尾k )三種的結論,提出了利用辛幾何方法計算三維凹面反射波動場非焦散區和焦散區的計算方法,並給出了三軸不等橢球體凹面反射波動場的計算結果剖面圖。Calculation of the band structures in two - dimensional phononic crystals consisting of elliptic cylinders
二維橢圓柱散射體聲子晶體帶結構的計算Traditionally it is considered that particles are formed into the single - chain structure, while the body - centered tetragonal ( bct ) structure comes into being when the particle volume is a little high. and the other structure models such as the layer model, the fiber model, the column model and so on
粒子發生聚集所形成的結構傳統的認為是單鏈模型,而當粒子的體積濃度比較大時,一般認為是體心四方結構(即bct模型) ,此外還有諸如層結構模型、纖維結構模型、圓柱結構模型等等。In the first part of the paper, the explicit form of difference equation and periodic boundary condition is derived in cartesian coordinate system. secondly, the dispersive characteristic is analyzed in cylinder coordinate system for many high power microwave devices use cylinder sws. and then the method is extended to calculate the band structure of 2 - d photonic crystal, a modified yee ’ s grid is introduced to calculate the dispersive characteristic in the case of triangular lattice, so that both square lattice and triangular lattice cases can be solved in cartesian coordinate system
周期電磁結構的一個重要應用就是用作高功率微波器件中的慢波系統,考慮到目前大部分高功率微波器件的慢波系統多採用圓柱周期結構,在論文第四章中,在圓柱坐標系下,給出了差分方程和周期性邊界條件的具體形式,同時編寫程序,分析了milosws ,盤荷慢波結構的色散特性。This paper introduces the evolution of analytic tools for viv response of slender marine structures, and then put forward a prediction model for viv of a slender riser in which fluid force coefficients obtained in forced oscillation tests are applied more directly than other similar models
文中介紹了細長海洋結構物渦激振動預報工具的發展,進而提出了一種基於圓柱體受迫振蕩實驗數據的預報模型。This vessel is a steel catamaran cruiser of all - welded construction, with two semi - hulls, single deck and round bilge
41 . 6m本船為鋼質全焊接雙體客船,雙片體單甲板前傾艏柱結構圓舭型線。Input impedance and impedance matching of a dual - cylindrical antenna array
雙圓柱體結構天線陣列輸入阻抗計算和阻抗匹配In this paper, micro - cavity semiconductor laser ( mcsl ) with pillar vertical - cavity surface - emitting structure ( vcsel ) which has potential applications in optical communication and optical interconnect is theoretically analyzed, the calculation model that used to discuss the modal performance of rectangular columnar and cylinder vcsel with oxidized aperture is established by using vector field model. the numerical simulations in the case of cylinder structure show oscillating wavelength and threshold gain against inside and outside radius of laser, the layer refractive index and pair number of bragg mirror, thickness, position and oxidized material ' s refractive index of oxidized aperture, in detail. more practically, considering dos shell of laser as non - perfect one, or supposing that dos shell is separated from the laser, we can obtain more significative results
本工作以矢量場模型出發,對具有誘人應用前景的柱形垂直腔面發射結構( vcsel )的微腔半導體激光器( mcsl )進行了理論分析,建立了用於分析方柱形和圓柱形結構具有氧化孔徑層的激光器的模式特性的理論模型;對圓柱形結構情況進行了數值模擬,得到了振蕩波長、閾值增益隨激光器內外半徑、 bragg反射鏡層折射率、周期數以及氧化孔徑層厚度、位置和氧化物折射率的詳細變化規律;為使理論計算更接近實際,將外加金屬包殼視為非理想導體,或將金屬包殼與激光器結構隔開,分別對這兩種情況下的結果進行了討論。The nonlinear thermal vibration characteristic of the composite thin - cylindrical shells under linear temperature field is investigated by the ansys parametric design language ( apdl )
摘要採用有限元軟體ansys參數設計語言( apdl )實現復合材料薄壁圓柱殼結構在線性分佈溫度場作用下的非線性熱振動特性分析。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
在第一部分工作中,設計了一個帶半開式葉輪的微型泵:葉輪外徑100mm 、共5片單圓弧圓柱形葉片;蝸殼採用速度矩法設計,內為矩形斷面,和泵殼前蓋板為一整體、透明結構,側面專門設計一個打光窗口。The cylindrical structure can be used to accelerate volume rendering using space leaping, the algorithm can achieve a better navigation of real - time
對于生成圓柱狀結構,採用空間跳躍的體繪制方法進行加速繪制,進一步提高了漫遊的實時性。Based on apdl, the design language of finite element analysis software ansys, and visual c + +, the software on acoustics design of underwater cylindrical shell structure is developed. when input parameter of the cylindrical shell in the interface redeveloped in this paper, the software execute the batch file of apdl in the vc process to establish the finite element modal and carry out the analysis, the analysis result and the vibration mode can also be displayed. furthermore, the software has been developed to process the acoustics optimization design of the finite cylindrical shell with stiffener in appointed frequency range
本論文從便於工程實際應用出發,對使用有限元分析軟體進行二次開發以方便結構振動分析及改進結構設計的方法和過程進行了研究,在此基礎上對水下航行器圓柱殼體的結構聲學特性進行了分析,在指定頻率區間,對結構以振動輻射聲功率級為目標函數進行了部分參數的結構優化設計,與此同時,為了方便有限元分析軟體的使用和簡化設計過程中大量重復的工作,利用ansys提供的參數化設計語言apdl ( ansysparametricdesignlanguage )結合vc對有限元軟體ansys進行了二次開發,形成了一體化的水下圓柱殼體結構聲學設計軟體。The cutter location in nc generative ultrasonic grinding process for parallel ruled surface with cylindrical grinding wheel was analyzed, the structure of nc generative ultrasonic grinding device was introduced, the design of grinding spindle assembly and the spindle ' s driving scheme was also introduced, system hardware and software design had been finished
摘要分析了圓柱磨輪數控展成超聲磨削平行直紋面時的刀具空間位置,介紹了數控展成超聲磨削成形加工機床的總體結構,論述了磨輪主軸部件設計及主軸驅動方案,實現了主軸變頻調速控制系統軟硬體設計。Adhesives - determination of shear behaviour of structural adhesives - torsion test method using butt - bonded hollow cylinders
粘合劑.結構膠粘劑抗剪性能的測定.使用對接粘合的空心圓柱體進行抗扭測定的試驗方法Structural adhesives - determination of shear behaviour of structural bonds - torsion test method using butt - bonded hollow cylinders
結構膠粘劑.結構膠粘劑抗剪性能的測定.使用對接接合空心圓柱體的抗扭試驗方法Structural adhesives - determination of shear behaviour of structural bonds - part 1 : torsion test method using butt - bonded hollow cylinders
結構粘合劑.結構膠粘劑抗剪性能的測定.第1部分:使用對接接合空心圓柱體的抗扭試驗方法Cooling load calculation and relevant questions in architectural structure with column glass walls
圓柱體玻璃外墻建築圍護結構冷負荷計算及相關問題Finite cylindrical shells with stiffener are major structure of cabin on the submerged or underwater vehicles
有限長加肋圓柱殼體結構是潛艇、魚雷等各種航行器艙段的典型結構形式。On the premise of summarizing former contributions in the field, and considering the universality of the cylindrical space with circular cross - section in industry, the author develop a novel ofpt structure, on which the design theories, numerical simulation, design of experimental system for plane structure, preliminary experiment and design of applied space structure are presented. the main contents of the thesis are that : put forward the novel ofpt pixel distribution and plane - light - path design theories and their empirical formulae. the numbers of the ofs units and their emitting rays can be decided by the requirements of image - reconstructed resolution and the size of the center unmeasured region
本論文在總結前人工作的前提下,充分兼顧了工業中具有圓形截面的圓柱形容器或管道普遍存在的事實,提出了一種新型的光纖過程層析成像結構,並從理論設計方法,具體結構模擬,平面結構實驗系統設計,初步實驗以及空間結構實用化設計、理論分析等方面進行了研究,主要的創新點在於:提出了一種用於工業過程監測與控制的新型光纖過程層析成像結構設計方法,並推導了該方法的經驗公式,該方法主要包括像素分配和平面光路結構設計,可以根據工程應用中圖像重建的解析度和圓形截面非測量區域所佔比例的要求,設計所需傳感單元的數目和傳感單元發射光線的數目;設計了一種新型的光纖過程層析成像結構,並對該結構進行了可行性分析和數值模擬。分享友人