azimuth angle 方位角。
方位角。 “azimuth“ 中文翻譯： n. 1.方位(角)。 2.【天文學】地平經度。 “angle“ 中文翻譯： n. 〔古語〕釣鉤；釣具。 a brother of t ...“angle of azimuth“ 中文翻譯： 方位角(測繪儀器)[ 三角測量或導線測量中用來計算方位的角度，通常是以正北方向為基準，“angle azimuth indicator“ 中文翻譯： 傾斜度及方位指示器“angle of azimuth indicator“ 中文翻譯： 角方位指示器“angle relative azimuth“ 中文翻譯： 相對方位角“apparent azimuth angle“ 中文翻譯： 視在方位角“azimuth angle coupling unit“ 中文翻譯： 方位角耦合裝置“azimuth angle limiter“ 中文翻譯： 方位角限制器“azimuth angle setting“ 中文翻譯： 天體方位角設定“azimuth angle setting hole“ 中文翻譯： 方位角設定孔“azimuth firing angle“ 中文翻譯： 射擊方位角“azimuth lead angle“ 中文翻譯： 提前方位角“azimuth wander angle“ 中文翻譯： 方位漂移角“blade azimuth angle“ 中文翻譯： 槳葉方位角“collector azimuth angle“ 中文翻譯： 集熱器方位角“computed azimuth angle“ 中文翻譯： 計算方位角“hole azimuth angle“ 中文翻譯： 井眼方位角“initial azimuth angle“ 中文翻譯： 起始方位角“presetting azimuth angle firing“ 中文翻譯： 轉角射擊“relative azimuth angle“ 中文翻譯： 相對方位角“table azimuth angle“ 中文翻譯： 轉臺方位角“tabulated azimuth angle“ 中文翻譯： 表列方位角“tool azimuth angle“ 中文翻譯： 工具方位角“total azimuth lead angle“ 中文翻譯： 總修正角側向分量
In the first step . 2861 surface wave recordings with seismic magnitude over 5 . 0 are selected under the criteria of good - wave and “ intact recording “ , calculating the big - circle paths , and then about 284 two - station pairs of which two stations are along the same big - circle are chosen , among them there are about 260 pairs with difference of forward azimuth angle less than 5 ? . after further optimizing , 223 pairs which perfectly cover the china area are used in the final calculation 本文首先從所收集的震級在5級以上2861條面波記錄中挑選波形好、記錄完整的資料進行預處理，計算其大園路徑，從中挑選出位于同一地震大園路徑上的雙臺地震記錄約284對，然后計算出前向方位角差，其差在5范圍以內的雙臺地震記錄約260余對，量后對這些記錄進一步優化，選出223對對中國大陸地區覆蓋比較好的面波記錄。 |
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azimuth circle |
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As the yardstick changes of crack face is following self - similarity physics law , this paper prosecuted several deep researches on the crack face in rock mass as follows : 1 ) the fractal geometry theory is used to study the characteristic of crack face number in rock mass and a research method about three - dimension fractal distribution to crack face in rock mass was brought forward . we calculate the number of crack when the position of the crack face distribution is random and the crack face ' s slant angle and azimuth angle is certain by numeral experiment , and verify that the crack face number in rock mass comforming three - dimension fractal distribution law is correct 1 )應用分形幾何學理論對裂縫面數量分形分布進行了研究，提出了巖體裂縫面數量的三維分形分布研究方法；在巖體裂縫面隨機分布和裂縫面分組的情況下，用數值試驗方法，分別計算各種剖面不同尺度裂縫跡線條數，證明了“巖體裂縫面數量服從三維分形分布規律”這一巖體力學的重要物理結論。 |
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By calculating parameters including the link length , the azimuth angle , the elevation , the optical power that the inter - satellite optical cdma communication system will receive , the variation range of the azimuth angle and the elevation from the optical antenna of atp are understood well . by analyzing the factors to impact bit - error - rate ( ber ) from the received power , multi - user disturbing , background noise , wavelength , bit rate etc , measures to guarantee high performances of the system are obtained , especially those for smoothing the fluctuation of the received optical power from host platform vibration 分析研究了衛星光cdma通信系統中衛星仰角、方位角和距離,給出了探測器能夠接收到的光功率以及atp子系統捕獲及跟瞄的范圍;對衛星光cdma通信系統性能模型和基于衛星振動系統性能模型的研究,分析了多用戶干擾、接收光功率、背景光噪聲、振動偏差以及碼速率對系統誤碼率的影響,給出了相應的改進措施。 |
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In the first step . 2861 surface wave recordings with seismic magnitude over 5 . 0 are selected under the criteria of good - wave and “ intact recording “ , calculating the big - circle paths , and then about 284 two - station pairs of which two stations are along the same big - circle are chosen , among them there are about 260 pairs with difference of forward azimuth angle less than 5 ? . after further optimizing , 223 pairs which perfectly cover the china area are used in the final calculation 本文首先從所收集的震級在5級以上2861條面波記錄中挑選波形好、記錄完整的資料進行預處理，計算其大園路徑，從中挑選出位于同一地震大園路徑上的雙臺地震記錄約284對，然后計算出前向方位角差，其差在5范圍以內的雙臺地震記錄約260余對，量后對這些記錄進一步優化，選出223對對中國大陸地區覆蓋比較好的面波記錄。 |
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2 ) through many numeral experiment , using the crack face ' s slant angle and azimuth angle as parameters , we found some relations between three - dimension fractal parameters and two - dimension fractal parameters in rock mass : ds = ( 1 . 0 + 0 . 031 ) * dl + ( 1 . 0 + 0 . 0395 ) , ns = nl , v = 1 . 5986 * ( 2 - dl ) - 3 . 2935 * sin ( st ) + 3 . 8263 , and found a way to speculate three - dimension fractal parameters from two - dimension fractal parameters . lt is the foundation to describe the distribution laws of crack face in rock mass by the observing results through rock mass section crack , 3 ) this paper constructed the three - dimensional fractal emulation theoretical system and erected three - dimensional fractal emulation model about crack face in rock mass 4 ) a emulation system about crack face in rock mass is developed by vc + + , it includes the function to get section plane chart and section block chart from three - dimensional network chart automatically , and some of the emulation examples is given 2 )通過大量數值試驗，以巖體裂縫面的傾角與方位角為紐帶，分析得出了巖體裂縫面數量三維分形分布參數和巖體裂縫跡線二維分形分布參數的關系： d _ s = ( 1 . 0 0 . 031 ) * d _ l + 1 . 0 0 . 0395 ， n _ s = * n _ 1 ， = 1 . 5986 * ( 2 - d _ l ) - 3 . 2935 * sin ( st ) + 3 . 8263并提出了由二維分形幾何參數來推導三維分形幾何參數的方法。為通過巖體剖面裂縫直接觀測結果，描述巖體裂縫面分布規律奠定了基礎。 3 )本文構建了巖體裂縫面的三維仿真理論體系，建立了巖太原理二大學周眨d二研究生學位論文體裂縫面的三維分形仿真模型。 |
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The effects of pitch angle , rolling angle , pad velocity , rotation speed and standard nominal clearance on load and moments were obtained by analyzing the numerical results , and the effects of external load , external moments ( x - axis and y - axis ) , rotation speed and pad velocity on fluid pressure distribution , on tilt angles , azimuth angle and standard nominal clearance are further studied . the reason for the existence of negative pressure in ctp and its effect on the polishing result was discussed . it is proved that ctp can achieve the best 通過對仿真結果的分析,給出了工件傾角、轉角、拋光速率、角速度及中心膜厚等主要研拋參數變化時工件的承載能力變化,也即壓力積分載荷、壓力轉矩的變化;分析了外加載荷、 x / y軸轉矩、拋光速率、角速度變化對加工過程中工件偏轉角、方位角及中心膜厚的影響;討論了全膜接觸模型中負壓產生的原因及對研拋結果的影響。 |
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The mean and the mean square error of the difference between the scattering field and the cancellation field are calculated . the probability of the cancelled effect under the given errors is also computed in the cases that the azimuth angle varies with the law of uniform and random distribution , respectively 此外，還對被保護目標散射場的對消效應作了統計分析，計算了對消場和散射場誤差的均值和均方差，并在方位角以均勻和隨機規律變化時給出了它們在給定誤差值下存在的概率。 |
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At last with the prototype of the vertical - axis cycloid turbine , the optimal method and its mathematical model based on conjugate gradient method are presented in order to enhance the energy conversion coefficient . such optimal results as the energy conversion and the relation between attack angle and azimuth angle are given with particular analysis to sum up the reason of the improved performance of the turbine 最后以豎軸直葉擺線式水輪機為優化原型，提出了一種水輪機水動力性能的優化計算方法，建立了數學模型，運用共軛梯度法進行優化設計，以提高水輪機的能量利用率為目標，給出了優化的葉片攻角變化規律、能量利用率結果，探討了能量利用率提高的原因。 |
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In this dissertation , radar detection in hrr has been taken as background . the followings are main contents of this dissertation : ( 1 ) based on analyzing the targets and the clutter ’ s specific characteristics of hrr radar , the echo models of targets and clutter have been studied respectively ; the changes of targets ’ echoes in different elevation angles , azimuth angles and attitude angles have been analyzed ; then , the echo models of lfm radar clutter have been established 本文針對高距離分辨雷達目標檢測開展研究,主要完成了以下幾方面的工作: ( 1 )分析了高距離分辨雷達目標和雜波回波特征,在此基礎上分別研究了高距離分辨雷達目標和雜波的回波模型,分析了不同俯仰角、不同方位角以及不同姿態下目標回波模型的變化,并建立了線性調頻脈沖壓縮雷達的雜波模型。 |
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Mathematic model of collision avoidance judging based on the information of distance , relative velocity and azimuth angle is made in this paper , it can effectively avoid inveracious alert , and it analyzes the processing method of many kinds information in the system 本文根據雷達探測系統得到的目標距離、相對速度和方位角等信息，建立了監控系統防碰撞數學模型，與其他模型相比該模型能夠最大限度地避免錯誤警報的發出，并且分析了各種信息在系統中的處理過程。 |
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This formula shows the change of the light transmission with the continuous change of incident angle and azimuth angle of incident light , and the refractive index of the glue and thickness of the glued layer of the prisms . the effect of wavelength is also studied 解釋了激光偏光棱鏡的光強透射比隨光線的人射角、方位角、膠合層介質的折射率及膠合層的厚度的變化關系，還討論了人射波長的影響。 |
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Having considered the particularity in converted - wave processing we pay much attention to main links such as the generation of ccp trace gather , the azimuth angle rotation of horizontal component etc . , and better converted - wave profiles have been obtained 考慮到轉換波處理的特殊性，在處理時特別注意了共轉換點( ccp )道集的生成、水平分量方位角旋轉等主要環節，從而得到了較好的轉換波剖面。 |
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Searching satellite is to change the azimuth angle and pitching angle by making antenna circumrotate azimuth axis and pitching axis with controller , so antenna can point itself to different satellite according to the demands 尋星就是通過控制器的控制使天線圍繞方位軸和俯仰軸旋轉，從而改變天線的方位角和俯仰角，使天線根據要求對準不同的衛星。 |
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The system of radar antenna controller is used to control the movement of radar antenna , which can realize to search , capture , track the targets and transfer the data of radar azimuth angle and high - low angle to computer 雷達天控器系統是用來控制雷達天線的運動，實現對目標的搜索、截獲、跟蹤，并將天線的方位角和高低角數據傳遞給計算機。 |
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All kinds of oil well orbit design methods are enumerated whit their excellence and disadvantage in this paper . a new three - dimension oil well orbit design method is introduced named azimuth angle compare method 本文討論了目前工程上使用的各種三維設計方法的優劣與不同，引入一種較為新穎的三維設計方法：方位比較法。 |
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The cost of the system is reduced and the structure is predigested , and it makes the detection system can measure distance , relative velocity and azimuth angle at the same time 這樣做既提高了系統的經濟性，簡化了結構，又使得系統具有了同時測量目標距離、相對速度和方位角的功能。 |
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After that , it discusses the specific design of the hi - lo angle and the azimuth angle acquisition module and the track caculating module , as well as the 然后討論了方位、高低角度數據采集模塊、航跡解算模塊等的具體設計,著重討論了飛行器數學模型的建立和導彈自動制導的實現。 |
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The relationships between the number of diffraction order and grating pitch , refractive index of medium , light wavelength , incidence angle and azimuth angle are investigated 討論了入射角、入射方位角、入射光波長、光柵柵距、介質折射率與矩形光柵衍射級次數目間的關系。 |
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The characters of this device were high sensitivity , wide - angle warning resign , accurate azimuth angle of the coming laser and low wrong - warning rate 此激光預警器的特點是靈敏度高、視場寬、測向精度高，且虛警率極低。 |