角度發生器 的英文怎麼說

中文拼音 [jiǎoshēng]
角度發生器 英文
angle generator
  • : 角Ⅰ名詞1 (牛、羊、 鹿等頭上長出的堅硬的東西) horn 2 (古時軍中吹的樂器) bugle; horn 3 (形狀像...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : 名詞(頭發) hair
  • : Ⅰ動詞1 (生育; 生殖) give birth to; bear 2 (出生) be born 3 (生長) grow 4 (生存; 活) live;...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 角度 : 1. [數學] (角的大小) angle; the degree [size] of angle 2. (看事情的出發點) point of view; angle
  1. And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed

    研究結果如下:首先針對荒漠化地區的地物特徵,對高光譜數據不同波段的數據質量、波段組合進行了評價,提出了適用於荒漠化監測的基本波段選擇集;初步了解和掌握了研究地區的地物光譜特性及變異規律,進一步明確了掌握地物光譜特徵和變異規律是用成像光譜儀數據提取地物信息的基礎;現了基於光譜整體形狀的分類方法在很大程上能夠消除由於傳感、地物目標觀測方向之間的變化引起的反射率曲線整體平移的「同物異譜」現象,對于譜形相似而整體反射率的值相差較大的兩類地物,通過引入均值和方差圖像參與分類得到解決;研究還表明在植被「紅邊」范圍內的波段是進行荒漠化監測的主要特徵波段,這些波段與植被物量和蓋都有密切的關系,是開展精細植被分類研究和植被定量反演的重要基礎;像元的導數光譜分析可以消除土壤背景的影響,是進行植被物量和蓋定量反演的有力工具;建立了荒漠化監測主要評價因子的定量反演模型,並分析了模型的適用性。
  2. The beacon will have a limited beamwidth and if the body-to-beam angle exceeds this a serious loss of signal will result.

    這個信標的波束寬有限,如果彈體波束超過了它,信號就會嚴重的衰減。
  3. Three kinds of trapezoid, delta and airfoil shaped vortex generators are designed based on traditional, sub boundary layer and micro - vortex generators conceptual design, to study the influence of the shape, height, aspect ratio, chordwise position, spanwise position and direction angles of vortex generators on boundary layer separation control

    ( 5 )綜合分析研究了渦流的工作原理和設計原則。根據國內外資料,研究了渦流形狀、高、展弦比、尖削比、弦向位置、展向位置和方位等因素對附面層分離控制效果的影響。
  4. E., the carrier frequency of a gaussian beam deviates from the resonant frequency of a fabry - perot etalon ), variations of the peak intensity, the position of the peak intensity and the dwdm systems, has received considerable attention. in this work, after taking into account the wavelength - depended reflectivity distribution profile of a fiber bragg grating, the oscillation wavelength # _ ( 1 ) of long external cavity fiber bragg grat

    與共振情況(即高斯光束的載波頻率與法布里一拍羅濾波的諧振頻率一致)相比,非共振條件(即高斯光束的載波頻率與法布里一拍羅濾波的諧振頻率存在偏差)一透射光束的峰值強、峰值強所對應的位置、以及光斑的大小隨入射的變化都了顯著的改變。
  5. Usama bin ladin and other al - qa ida leaders have stated that al - qa ida has a religious duty to acquire nuclear weapons. documents recovered in afghanistan during operation enduring freedom show that al - qa ida was engaged in rudimentary nuclear research, although the extent of its indigenous program is unclear

    報告說: 「從技術來看,或許已有更多的國家有能力產足夠的可裂變物質及展將其製成武的能力,這說明了核燃料循環和武相關技術的擴散已達到的程。 」
  6. It has been studied on the mechanism of ci from the view of the interaction among semicircular canal, otolith organ and proprioceptor. but the studies on neurophysiology mechanism are not enough. some scholars think that a great number of 5 - hydroxytryptamine ( 5 - ht ) accumulating in nerve center, which induced by protein disturbance of metabolism resulting from acceleration stimulation, resulted in vestibular illusions

    對于科里奧利錯覺的機制,目前僅從半規管、耳石、軀體本體感受相互作用進行了探討,缺乏對其中樞理機制的研究,有學者認為,加速作用造成的蛋白質代謝障礙,引起5 -羥色胺在中樞的大量堆積,是造成前庭性錯覺的主要原因。
  7. This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions

    首先對加速計及其測試技術的展歷史和現狀,液浮擺式加速計的工作原理和數學模型等作了簡要的介紹,然後確定了以二元調寬脈沖再平衡測試迴路為設計方案,並從控制理論的進行了分析,著重研究了系統中各部分的傳遞函數,利用系統開環傳遞函數分析了系統的穩定性,同時設計了系統的校正網路;分析了二元調寬脈沖再平衡測試迴路的解析、采樣約束以及測試精等基本問題,並按照系統分析的結果設計了包括前置放大、帶通濾波、交流放大、相敏解調、脈寬調制、頻標電路以及力矩電流等測試系統各部分硬體電路,驗證了電路的正確性,最後按照測試系統的要求,採用了美國ni公司專為測試領域所開的虛擬儀工具? ? labview作為測試軟體開工具,利用該圖形化編程語言完成了測試系統軟體部分的設計,實現了測試功能。
  8. In order to make up the deficiency, the science workshop datalogger made in the u. s pasco company has been used in this dissertation. the advantage of the datalogger has been extruded by the research of experiments for verification, inquiring experiments and application experiments which worked in the catalogue of the new physics courses for teaching. as a result, a fine acuity perceptional and observational ability of student will be developed, a cognitive framework will be improved, the space for investigative learning will be enlarged, multiple intelligences will be optimized and brain memory structures will be consolidated if the datalogger has been used in teaching physics experiments

    數據採集作為一種現代化設備運用於物理實驗教學,國外的研究資料已證明具有巨大的優勢,而國內才開始起步還沒有形成一個系統,為了彌補不足,本文採用美國pasco公司產的scienceworkshop數據採集系統設計實驗,從教學並配合物理新課程的總目標,分別從驗證性實驗、探究性實驗、應用性實驗三方面設計實驗,突出了數據採集的優勢:即培養學精細敏銳的感知和觀察能力,改善學的認知結構,拓寬學探究性學習的空間,優化學的多元智力和強化學的大腦記憶結構。
  9. The outlines of thesis are as follows : for the configuration of gis and the characteristic of partial discharge, the thesis analyses the electromagnetic waves excitated by the pd signal and the reason of a coupler built in gis inducing pd signal in terms of the electromagnetic theory and antenna theory

    主要工作有:針對gis結構及內部局部放電特點,分析了局部放電后信號所激的電磁波傳輸特性,並從電磁場理論及天線理論分析內置傳感的局部放電耦合原理。
  10. The steering control electronics of the satss uses an 80c196kc microcontroller, a sa8282 spwm generator, and a 19 - bit resolver digital converter ( rdc )

    系統的主控單元為intel80c196kc單片機,採用sa8282spwm波形和19位精的rdc軸/數字編碼
  11. The observation image is often rotated of some angel since the detector ’ s rotation is relative to the hose machine. thus it is necessary to do the real time image - rotation in reverse. it is important for fellow treatment such as observation, target detection and tracking, etc. this image tracker adopts real time electronic canceling image rotation technique by vsb

    由於光學圖像探測常常會相對于載機轉動某一而使觀測圖像旋轉,因此往往要對圖像探測獲得的目標圖像進行實時反旋轉變換,以便更好的人眼觀測以及對目標圖像的自動識別跟蹤等后續的圖像處理。
  12. It has wide frequency width and high frequency relution. the maximum output frequency can get to 80m and the highest frequency relution can get to 1 u hz, the waveform memory is 64k. it has the important reference value for three classical structures - pc bus card, stand alone, vxi module

    該任意波形不僅能產正弦波,方波,三波等常用的標準信號,還可根據用戶的需要成任意波形,具有寬頻帶,高的頻率解析等特點,其波形最高輸出頻率可達80m ,頻率解析可達1 hz ,波形最大存儲深為64k ,對于目前三種典型的任意波形的結構? pc總線插卡式,獨立儀, vxi模塊都有重要的參考價值。
  13. This text completely and systematically studies the status and the development of the pyrolysis and the fluidization of biomass, which distill the bio - oil in the domestic and international area, as well as the existing problems. this thesis primarily include following aspects : ( l ), by experimenting and measuring the energy ( heat value ) and the content of c, h, n chemical element of right 20 kinds of common biomass, on the base of the experimental result, and respectively established the biomass energy predict experiment formula with the element of h and c is from change, and passed the ro. os examination, which provides the basis and convenience for flash pyrolysis fluidization device energy to convert the rate to compute with biomass energy utilization calculation ; ( 2 ), proceeded the tg and dtg experimentation equal velocity ( 10 ? / min, 20 ? / min, 40 ? / min, 60 ? / min ) heating and constant temperature heating by studying on eight kinds of biomass samples, according to the experimental data and arrhenius formula, we established the dynamics model of pyrolysis of, then, using the goast - redfern and p function, we also solved the dynamics parameters and analyze out every kind of biomass ' s frequency factor and parameters of activation energy, and established the every kind of dynamics model of pyrolysis of biomass, all of these provide the theories and basis to make sure the reactor ' s flash pyrolysis work temperature scope design and the describing of pyrolysis reactor dynamics ; ( 3 ), in order to study and ascertain the process of heat completely getting to pyrolysis time of varied size biomass particles, we observed and measured the ratio of length and diameter ( l / d ) with the varied biomass through electron microscope, we concluded the l / d ratios usually is from 5. 0 to 6. 0, the average is 5. 3 ; ( 4 ), we studied the process of biomass transiting and the theory of complete pyrolysis time with the theory of complicated heat field, we got the time ( t ) of the varied size biomass particles arriving to complete pyrolysis, and we knew that the complete pyrolysis time and the time which get to the biggest production ratio are identical, all of these studies provide the theory base for design and forecasting the flash pyrolysis reactor solid state resort time ; ( 5 ), according to the above experiment result, synthesize to make use of the engineering the mechanics, engineering the material, machine the design to learn the principle, deduce, establish the theory of rotation cone flash pyrolysis reactor material resort time ( t ) and reasonable rotation velocity ( or frequency ) relation theory ; and ( 6 ), we gave the reactor ' s smallest cone angle certain, reactor cone wall strength design theory, the reactor production ability theory, the power design method and the critical rotation velocity theory

    本文較全面、系統地綜述了國內外物質熱解液化制取物燃油技術研究展現狀及存在的問題,主要研究內容有: ( 1 )實驗、測定了20種常見物質的能量(熱量)和c 、 h 、 n元素含量,根據實驗結果分別建立了以h和c為自變量的物質能量預測經驗公式,並通過r _ ( 0 . 05 )檢驗;為閃速熱解液化裝置能量轉化率計算和物質能量利用率計算提供了依據和方便; ( 2 )選擇了8種物質試樣作了等加熱速率( 10 min 、 20 min 、 40 min 、 60 min )和恆溫加熱的tg和dtg實驗,根據實驗數據和阿倫尼烏斯公式建立了物質熱解反應動力學微分方程,並採用goast - redfem積分法和p函數對其動力學參數進行了求解,解析出各種物質的頻率因子和活化能參數,進而建立了各種物質的熱解動力學模型,為科學確定反應的閃速熱解工作溫范圍及熱解反應動力學描述,提供了理論和依據; ( 3 )為研究和確定不同尺物質顆粒中心達到全熱解的時間,在體視顯微鏡下對不同粒物質顆粒的長徑比進行了實驗觀察和測定,得出物質的長徑比( l d )一般在5 . 0 6 . 0之間,平均為5 . 3的結果; ( 4 )採用復雜溫場傳熱學理論對物質傳熱過程及充分熱解時間理論進行了研究,解析推導出了不同尺寸物質顆粒中心溫達到充分熱解溫的時間( t ) ,得出了理論推導的充分熱解時間與最大產油率的熱解時間相一致的結果,為閃速熱解反應固相滯留時間設計和預測提供了理論依據; ( 5 )根據上述實驗結果,綜合運用工程力學、工程材料、機械設計學原理,推導、建立了轉錐式閃速熱解反應物料滯留時間( )與轉速(或頻率)合理匹配理論; ( 6 )提出了轉錐式閃速熱解反應的最小錐設計、錐壁強設計、產能力設計理論和功率計算方法及臨界轉速理論等。
  14. The article analyses the influence to the generator electrode temperature from different inlet angle and inlet total pressure and the compressive angle of fluid in the situational process

    本文在對等離子內部純空氣流場的模擬過程中,分析了不同進口氣流、不同進口總壓以及不同氣流壓縮電極壁面溫的影響。
  15. Although the single passive searching and tracking system with angle only measurement has wide application, but now the corresponding tracking algorithm cannot deal well with the actual problem, and tracking lost often happens

    摘要僅有量測的被動式單傳感跟蹤搜索系統有廣泛的應用前景,但現有的針對性跟蹤演算法並不能很好的處理實際問題,失跟現象常常
  16. It analyses the plasma electrical arc characteristic from the thermal and electrical characteristic and flame flow rate and the burning stability

    從熱特性、電特性、焰流速和燃燒穩定性的分析了中等離子弧的特徵。
  17. In this paper, the boundary layer characteristics of a supercritical airfoil is researched in wind tunnel. from the start to control boundary layer separation and to improve aerodynamics characteristics of this airfoil, three kinds of trapezoid, delta and airfoil shaped vortex generators are designed based on traditional, sub boundary layer and micro - vortex generators conceptual design. it include as follows : 1

    研究工作中,從控制該翼型附面層分離、提高大迎氣動性能的,通過風洞實驗研究,研究了該翼型的附面層特性和氣動性能,針對其附面層特性,給出了梯形、三形和翼型式三種渦流設計方案,為下一步研究工作奠定了堅實基礎。
  18. Modern cylinder pressure acquisition system is deeply affected by the advanced computer hardware technology. a / d card with the capabilities of high resolution, high sampling rate, non discrepancy and setting sampling rate at will is combined with a lot of excellent measuring equipment such as crank shaft angle encoder, charge amplifier, industrial control computer, etc. we use four type 6117a46 spark plug cylinder pressure sensors made by kistler corp.,

    高速展的計算機硬體技術深刻影響著現代氣缸壓力數據採集系統的展,高解析、高採集率、多通道、無相差和可以任意設定采樣頻率等特性的a / d板卡及一大批性能優越的相關測試儀如轉信號、電荷放大、工控計算機等。
  19. Therefore, it has been widely used in the domains of communication, radar, navigation, etc. this article focuses on the generating of the function waves which include sine wave, triangle wave and square wave, depict the concepts of dds ( direct digital synthesis ) and surveying frequency on equal precision, analyze the key techniques in the development and present solutions of function generator. author also present the system structures of hardware and software, discuss the performance indexes and consider the possibility of the system. finally, with respect to the problems in debugging and testing process, author do some analyzing and present the practical solutions

    本文主要圍繞函數輸出的正弦、三和方波三種基本波形的產這一課題來展開,闡述了其中的直接數字合成( dds ) 、等精測頻等概念;分析了研製函數所需攻克的關鍵技術,提出了技術解決途徑;對方案軟體進行編制和系統進行設計、安裝調試,實現了課題功能;最後針對調試中出現的問題,進行了較深入的分析,並提出了實際的解決措施。
  20. Abstract : the paper say the principle and method of standard quantum insertion method used in the precision turn control of the machine arm, issue the method correctness and capability, and give the structure of standard quantum generator and interface method of location signal

    文摘:本文敘述了標準量插入法應用於機械臂精密轉動控制的原理和方法,探討了該方法在實現上的技術可行性,給出標準量的結構和定位信號的介面方法。
分享友人