波形邊 的英文怎麼說
中文拼音 [bōxíngbiān]
波形邊
英文
flopper-
Leaves opposite, papery, ovate, suborbicular or elliptic, 4 - 8 cm long, apex rounded, base rounded to broadly cuneate, margin with regular and slightly sinuate teeth except base, covered with yellowish brown tufted appressed hairs ; petioles 0. 6 - 1. 5 cm long
葉對生，紙質，圓卵形、近圓形或橢圓形，長4 - 8厘米，頂端圓形，基部圓形至寬楔形，邊緣除基部外具整齊而稍帶波狀的鋸齒，兩面被黃褐色簇狀短伏毛；葉柄長6 - 15毫米。Blotchy interveinal yellow - green mottling and marginal yellowing of expanded leaflets ; irregular brown necrotic patches ; wavy margins and down - curved leaf tips
矮生菜豆缺鋅：帶泡的脈間形成黃綠色斑紋，展開的小葉邊緣黃化及不規則的褐色壞死斑點，波浪形邊緣，葉尖向下捲曲Leaves 2, arising from the scale axils, membranous, elliptic to ovate, 1 - 4 cm long and 0. 5 - 2 cm wide, apex rounded or slightly acute, base rounded or cuneate, margin entire and wavy ; veins 3, middle veins conspicuous, margin veins ca. 0. 5 mm from the edge ; petiole 1 - 4. 5 cm long
葉2片自鱗片腋部生出，薄膜質，長橢圓形或卵形，長1 - 4厘米，寬0 . 5 - 2厘米，先端圓或略尖，基部圓形或楔形，邊緣全緣呈波狀；葉脈3條，中脈明顯，緣脈距葉緣約0 . 5毫米；葉柄長1 - 4 . 5厘米。Although many achievements have been acquired in oled structure material, production technology, drive methods, oled technology is just at the beginning, oled has given an equal chance for every company and country, and it is very important for our country to develop displaying technology of our own. the research direction of oled is managing to improve the device lifetime, at the same time found a perfect production technological flow and the global standard production mode. it is still a arduous mission that we want to live up to a batch production of oled displays in the future some years. active matrix organic light emitting diode ( am - oled ) adopts a circuit structure based on matrix addressing, and its driving circuit includes pixel driving circuit and peripheral driving circuit
在文中，首先，分析和研究了有源oled的像素驅動電路，闡述了amoled顯示屏及其周邊驅動電路的結構和原理;其次，提出了qvga解析度的有源oled顯示屏列電極數據引線的分塊（ block ）方法，確定屏上驅動電路所需要的控制信號之間時序關系和幅值要求;最後，以fpga控制器的設計為核心，對外圍控制ic進行了具體設計，建立控制器電路模塊模型和演算法流程，通過quartus軟體對其內部的各個電路模塊進行綜合設計和模擬，得到了正確的模擬波形，完成了解析度為qvga （ 320 3 240 ）的amoled專用驅動電路的設計。A new waveguide made of changing a wide wall of a rectangular waveguide to a uniform curved wall is called conformal waveguide. a kind of expression of approximate solution for domain mode of the new waveguide, including symmetric, unsymmetric arc, parabolic arch, hyperbolic arch, elliptic arch, etc., is constructed by using boundary condition of mental waveguide, variational method and boundary element method. by using the equivalence principle, an approximate calculating formula for equivalent resonant conductance of a narrow longitudinal halfwavelength slot cut in the curved wall of the unsymmetric arcrectangular waveguide is derived, and the result is shown. although this solution is approximate, it can solve the problem in designing the slotted antenna of such conformal waveguide
把矩形波導一個寬面外突成均勻曲面構成的新波導統稱為共形波導.利用金屬波導邊界條件、變分法、邊界元素法構造這種新波導中主模場的一種近似解表達式，包括曲面橫截線為對稱、非對稱圓弧，拋物線弧，雙曲線弧，橢圓弧等.然後根據等效原理，推導非對稱圓弧矩形波導曲面上窄的縱向半波長縫隙的等效諧振電導的近似計算公式，給出計算曲線.這種解雖然是近似的，但卻能解決這類共形波導縫隙天線的工程設計Secondly, the math model of the high - speed pm generator with a shielding is deduced. the method of how to analyze the electromagnetic field of the generator is introduced. and with the help of a kind of fem software, the parameters of a model machine are calculated and simulated, including the electromagnetic field, no - load voltage, single - side magnetic force, loaded torque and axial force
其次，對轉子帶防護罩的高速永磁發電機數學模型進行了推導，介紹了利用有限元法對電機磁場進行分析的方法，並運用有限元軟體對一臺樣機的參數進行了模擬，包括電機磁場分析、空載電壓波形、單邊磁拉力、負載轉矩以及軸向力等方面的內容。Chapter three is about the experimental research of the real time optimal position system ( see chapter two ), emphasis on the high performances of 196mx pts interrupt response and safe design of ipm module. the analysis of perfect experimental waveforms and basic algorithm are also provided. chapter four focus on the properties and application of ekf estimator
論文第三章對點對點快速定位系統進行了實驗研究，重點介紹了196mxpts中斷系統對高速處理實時邏輯信號和消除編碼盤光電頭邊緣振蕩效應所起的作用、 ipm模塊的安全性分析設計等，同時給出了完整的實驗波形分析以及基本演算法。In the synchronous " model, based on the idea of polygonal flux linkage locus, by means of constructing the switch state period table of three phrase voltage inverter is required. in the brushless model, the igbt ( isolated gate bipolar transistor ) switch state period table is gained by gal ( generic array logic ) which analyzes the signal of position feed - back
在同步方式下，基於多邊形磁鏈軌跡法的思想，用作圖法求得三相電壓型逆變器的pwm波形序列；在無刷直流方式下，用gal對位置反饋信號進行邏輯綜合，得到開關管的導通規律。These topologies of inverters are composed of two bi - boost dc / dc converters, they are symmetry. so whole circuit turn into four - quadrant converters, we can control every power mosfet on or off. then we can get sine wave with direct current polarization at the left, at the same we also can get sine wave with direct current polarization phase contrast 180 compared of the left at the right
這類逆變器由左右二個雙向boostdc / dc變換器構成，左右二邊是對稱的，所以整個電路構成了一個四象限變換器，我們可以恰當控制各功率管的開、關，使左邊的兩象限dc / dc變換器輸出一個帶直流偏置的正弦波，使右邊的兩象限dc / dc變換器輸出一個相差180度帶同樣直流偏置的正弦波形，這樣，負載zl上的電壓是左、右兩個dc / dc變換器電壓的差動輸出，正好可以消掉直流偏置，最終在負載r1上得到的就是正弦波。Packaging ; steel drums with full removable head, stackable, with wave beads
包裝材料.帶波形卷邊可堆垛帶可拆蓋的鋼制鼓形包The fatigue accumulation damage of the component has something to do with its model, different model causes different damage speed on the component which will show different magnetic memory characters. the paper build the mathematics model of wave shape of orders con - wave and accumulation damage distribution on several boundary conditions, combining theory deducing, simulation analysis and experiment validation, deducing the relation among fatigue accumulation damage degree, damage speed and magnetic memory characteristic parameters
振動構件疲勞累積損傷與振型有關，不同振型引起的損傷速率不同，具有不同的磁記憶特徵。本文將理論推導、模擬分析和實驗驗證相結合，建立多種邊界條件下的各階諧波波形與累積損傷分佈的數學模型，推導疲勞累積損傷度、損傷速率與磁記憶特徵參量的關系，並利用模擬試驗系統驗證和完善，實現利用磁記憶方法對這類累積損傷構件進行早期診斷的目的。Because frequency - shift signal is a kind of modulation signal, it ' s waveform is two ac sine signal of alternating i. e. upper frequency and lower frequency which was generated by low frequency modulating middle frequency
由於移頻信號是一種調頻信號，其波形為低頻信號調制中心載頻信號后產生的低端載頻（下邊頻）和高端載頻（上邊頻）兩個交替變化的正弦交流信號。3 ) the dynamic responses are studied primarily when the normal incident waves from the lateral boundary are rayleigh surface waves. the results of the dynamic response and the spatial waveforms are given. through comparing the numerical solutions with the analytical solutions of one - phase media, the validity of the corresponding program is proved
初步分析了基於單相介質理論的rayleigh面波從側邊界垂直入射時的動力響應問題，給出了動力響應結果和rayleigh面波的空間波形，通過比較單相介質數值解與解析解兩種方法的分析結果來檢驗程序的正確性。Unlike inverters for general purpose, auxiliary inverters of subway vehicle have the characters of high power, wide range of high dc input voltage, entirely sealed electronic units and natural cooling. single pulse width modulation ( pwm ) technology is found to be optimal by comparing several different high power inverter technologies and is utilized in the 2 - channel staircase inverter discussed in this thesis
針對地鐵車輛輔助逆變電源的大功率、直流側輸入電壓高且變化范圍寬、輸出電壓穩定且波形質量高，電子部件全密封且要求自然冷卻的特點，分析比較了幾種大功率逆變器技術方案，選擇單邊脈寬調制階梯波合成逆變器為研究對象。A modulated signal of rect ( tt / pw ) added by a zero mean uniform noise. is demonstrated for 2 - d dependence of the waveform on time and trials and 2 - d dependence of spectrum on frequency and trials to show different time domain and frequency domain properties of a random process including noise and signal
以雙邊遞減波電壓訊號加上含有準常態雜訊為例，圖示含有雜訊電壓訊號其波形隨時間及試驗之二維變動及頻譜隨頻率及試驗之二維變動，顯示雜訊與訊號之隨機過程在時域與頻域之不同特性。A voltage signal uexp ( tt / pw ) added by zero mean uniform noise. is demonstrated for 2 - d dependence of the waveform on time and trials and 2 - d dependence of spectrum on frequency and trials to show different time domain and frequency domain properties of a random process including noise and signal
以加上均勻雜訊之單邊遞減波電壓訊號為例，圖示含有雜訊電壓訊號其波形隨時間及試驗之二維變動及頻譜隨頻率及試驗之二維變動，顯示雜訊與訊號之隨機過程在時域與頻域之不同特性。A modulated signal of eexp ( 2 * tt / pw ) added by a zero mean uniform noise. is demonstrated for 2 - d dependence of the waveform on time and trials and 2 - d dependence of spectrum on frequency and trials to show different time domain and frequency domain properties of a random process including noise and signal
以雙邊遞減波電壓訊號加上均勻雜訊乘以無雜訊載波之調變訊號為例，圖示含有雜訊電壓訊號其波形隨時間及試驗之二維變動及頻譜隨頻率及試驗之二維變動，顯示雜訊與訊號之隨機過程在時域與頻域之不同特性。The positions at which the spacecraft first crossed the “ bow shock ” of the magnetospheric interaction with the solar wind, passed closest approach to the planet, and crossed the outbound bow - shock crossing are indicated
陣地上飛船首次跨過"弓形激波"的磁層與太陽風的相互作用，通過最親密的態度來處理這個星球，並穿越外弓形激波兩邊的表示。By comparison, implicit euler is better method as a kernel of transmission line simulation computing and programming to transmission line transient with different conditions of boundary and two line coupling or even more complicated internal switching or loading
本文對傳輸線在不同邊界條件、傳輸線耦合、線路內部突然開路、短路、接內部接各種負載等情況下的暫態過程進行編程計算的到模擬波形。This paper implements differential formation of quasilinear differential equations, furthermore lumped equivalent circuit mode at boundary and constraints between voltage and current have been incorporated to find boundary conditions. because partial differential equations can transform into ordinary differential equations, it transforms telegraph equations into ordinary differential equations
本文根據偏微分數值解理論應用一階擬線性方程的差分格式，並根據電壓、電流在始端、終端上的約束關系，運用傳輸線集中參數的等效模型確定邊界條件；最後模擬計算得到響應波形。分享友人