方形波 的英文怎麼說
中文拼音 [fāngxíngbō]
方形波
英文
rectangular wave-
As the waves from the aleutian earthquake hit the hawaiian islands, they were driven ashore in a few places as a rapidly moving wall of water up to 6 meters high
當由阿留申群島地震引起的波浪到達夏威夷群島時，這些波浪在幾處地方形成了最高可達6米高的快速移動的水墻沖上海岸。In all cases, filtering operations are carried out using a square window or annulus.
在所有的情況下，濾波運算都是使用方形窗或圓環來進行的。Philpot's goggle eyes rolled horribly as he glared silently at the circle and the two squares.
菲爾波特一聲不響地注視著那個圓圈和那兩個正方形，嚇人的大眼睛骨碌碌地轉個不停。Based on chaos circuit, this paper discusses two application modes, random rectangle wave oscillator and chaotic inflator and introduces intensively methods and their results of computer
基於混沌電路，論述了兩種應用方式：隨機矩形波發生器和混沌振動器，並詳細介紹了計算機模擬方法和結果。The computational method of integration for solid angle on cross section of the elliptic waveguide
橢圓形波導管中對空間立體角積分的計算方法The water intake and outlet of power plant in tidal river bend is researched by model test with adopting w shaped rippled groove which meets the request of model roughness
摘要進行了潮汐彎道段電廠取排水模型試驗，採用w形波紋凹槽方式加糙，使模型糙率達到了模型試驗的要求。Secondly, the effects of the crest width of the back - emf waveform to the torque ripple in the 120 ? conduction mode are analyzed, among which the effects of the advance commutation angle to the torque ripple are quantificationally analyzed for the bldcm drives whose back - emf waveform crest width is less than 120 ?,
其次分析了120導通方式下反電動勢平頂寬度對轉矩脈動的影響，對于平頂寬度小於120電角的非理想梯形波反電動勢，定量分析了換相超前角對換相轉矩脈動的影響。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:把常用的矩形波導一個寬面改成圓弧形構成的波導稱為圓突-矩形波導.這種波導與扇面波導相比：電性能相當；波導管結構更加簡單，容易加工，便於安裝.文中給出圓突-矩形波導中主模場，圓曲面上縱向槽歸一化諧振電導近似公式.設計了c和x波段波導曲面縱向諧振縫隙線陣，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和h面方向圖，理論與實驗相吻合This thesis in combination with the actual engineering demand, analyzes and designs a horizontally polarized triangular - grid planar phased array antenna, which composed of open - ended rectangular waveguide, the main steps of analyzing and designing are as follows : 1. at first, taking no account of mutual coupling among the array elements, classical electromagnetic theory is used to establish analyzing model for finite array, and initial value parameters of the array structure which basic satisfy the design index are got, these parameters provide reference for subsequent analyzing and design
本論文結合實際工程需要，分析和設計了一個採用水平極化方式的三角形柵格矩形波導相控陣天線，其主要步驟如下: 1 .首先，在不考慮陣列單元間互耦影響的情況下，採用經典電磁理論建立有限陣列分析模型，通過分析得到了基本滿足設計指標的陣列結構參數，為后續的分析、設計提供參考。Hollow metallic waveguides ; square waveguides, dimensions
金屬中空波導管.方形波導管.尺寸Copper and copper alloys - rectangular and square waveguide tube
矩形和方形銅及桐合金波導管It has all kinds of generating wave tools such as through mathematic formula, through waveform storage, input special points and insert other points. in other hand, it has many edit and process methods, for example, user can draw wave by hand, make arithmetic process, and can add window, filter wave, smooth wave etc. so it help us create all sorts of waveforms
波形生成方式有包括數學方程式產生波形、波形庫產生波形、導入數據文件產生波形等多種靈活多樣的方式；手動繪制波形、波形段序列組合、算術處理、加窗、濾波、平滑等編輯處理功能大大豐富了軟體的內容，使得儀器能夠根據需要產生各種常規波形及非常規波形。Feed network design of shaped beam slotted array by finite element method
有限元方法設計賦形波束縫隙面陣饋電網路Research on temperature compensation in the rectangular resonant cavities using bi - metals
利用熱雙金屬片對矩形波導諧振腔溫度補償方法的研究Based on the idea of improving the frequency characteristic of the two parameters above, a novel method of improving the bandwidth of the slot array antenna is presented in this paper, which uses a ridged waveguide instead of a rectangular waveguide as the radiating waveguide
本文以改善這兩個參數的頻率特性為出發點，提出了一種展寬波導裂縫天線帶寬的新方法，即用脊波導代替矩形波導作為輻射波導。After analyzing the characteristics of the lithium niobate crystal and the principle of electro - optic phase modulation & the coupling of single - mode fiber with optical waveguide, the fabrication of the single - mode lithium niobate bar waveguide and v - groove has been studied, the new project in which the lithium niobate v - groove is used for the coupling of the single - mode fiber with optical waveguide is put forward
在分析了鈮酸鋰晶體的相關特性、電光相位調制的基本原理以及單模光纖和光波導的對接耦合以後，研究了單模鈮酸鋰條形波導和鈮酸鋰v型槽的製作工藝，提出了使用鈮酸鋰v型槽實現單模光纖與波導耦合的方案。With the existing condition, the bar waveguide on the lithium niobate wafer with liquid phase proton - exchanged method has been fabricated and the benzoic acid is used as the proton source. a series of research on the domain inversion in lithium niobate crystal with proton - exchanged method have been done. and then the operation and the process of domain inversion in lithium niobate crystal with proton - exchanged method has been used
實驗方面，利用實驗室現有條件，在鈮酸鋰晶片上以苯甲酸為質子源，用液相質子交換法製作了條形波導;對用質子交換法實現鈮酸鋰晶體疇反轉進行了一系列實驗研究，在此基礎上提出了質子交換法實現鈮酸鋰晶體疇反轉的工藝過程，實現了疇反轉並腐蝕得到了v型槽;設計製作了帶尾纖的電光相位調制器，最後進行封裝。Our products include melamine fruit tray, melamine dinner set and melamine plate. our plastic ware inlcude thermo bottles, children water bottles, basket, storage
美耐皿盤類，有圓形，長方形，四方形，橢圓形，波浪形，魚形，深盤，平盤，Hollow metallic waveguides - part 7 : relevant specifications for square waveguides
空心金屬波導第7部分:方形波導有關規范Flanges for waveguides - part 6 : relevant specification for flanges for medium flat rectangular waveguides
波導法蘭盤第7部分:方形波導法蘭盤規范分享友人