線的指向 的英文怎麼說
中文拼音 [xiàndezhǐxiàng]
線的指向
英文
sense of a line-
That the antenna points at the aerocraft very precisely can utilize the gain of antenna, minishing the power of transmitter, and propagating data very gualitily effectly
在無線測控系統中,天線精確指向飛行目標,可最佳利用天線增益,減小發射功率,高質量的進行控制和數據傳輸。Constantly regard the universe as one living being, having one substance and one soul ; and observe how all things have reference to one perception, the perception of this one living being ; and how all things act with one movement ; and how all things are the cooperating causes of all things which exist ; observe too the continuous spinning of the thread and the contexture of the web
始終把宇宙看成一個活生生的生命,有軀體,有靈魂;洞察所有事物如何指向同一觀念,指向活生生的宇宙的觀念;洞察所有事物如何跟隨一個動作起舞;洞察所有事物如何與所有存在事物互為因果;洞察命運之線和宇宙網路的不斷延展。A radio receiver and directional antenna used as a system to determine the angular direction of incoming radio signals
無線方向探測器一種無線電接收和指向天線系統,用來確定收到的無線電信號的角方向Third, using singular points and direction image, we class the fingerprint. we dispart four small fields in the center field of the fingerprint image. through the directions of the lines in every small field, we confirm the fingerprint type
基於方向圖分類法中將中心區域的方向圖分為左上,左下,右上和右下四個子區域,根據各子區的紋線走向來確定指紋類型。First, it was taken that a discuss about the effects of geometry parameters of each piezocrystal on direction parameters ( main lobe width, side lobe amplitude, elimination of grating lobes ), amplitude of ultrasonic pressure, element viberation pattern, mutual radiation among elements, efficient test regions, ability to keep accurate and near - field distance and so on. based on the direction of ultrasonic field in ulpa deduced by ourselves. in addition, on the base of integrating all kinds of factors, it was put forward that the principle and method for optimized design of geometry parameters of piezocrystals in ulpa transducer, and its design programme and interface were compiled
首先在推導超聲相控線陣換能器聲場的指向性的基礎上,就各個晶片幾何參數對指向性指標(主瓣寬度、旁瓣幅度、消除柵瓣) 、聲壓幅值、陣元振動模式、陣元間互輻射、有效檢測區域、精確控制能力、近場長度等方面的影響進行了論述,並在綜合各方面影響的基礎上,提出了晶片幾何參數優化設計的原則和方法,編寫了設計程序和界面。Directional arrow to indicate the direction of the pedestrian crossing
震動器有一個箭咀指示行人過路線的方向( 2 ) research the instruction launch strategy, controls correlation processing and data correlation processing of 32 - bit mips ’ s double - launching pipeline. obtained the design modes : static launch, optimized compile instruction, 1st pipeline jump and branch processing and double pipeline four channels front data path. ( 3 ) achievement designs by the platform xilinx ise 5. 2i, uses the verilog hardware description language to carry on the design description to the double - launching
( 2 )對基於32位mips架構雙發射流水線的指令發射策略、控制相關處理和數據相關處理等流水線結構的重要問題進行深入研究,並得出了靜態發射、優化編譯指令序、第一流水線無延遲分支處理和雙流水線四通道前向數據通路等一系列能夠與32位mips架構相匹配的雙發射流And then, the paper analyses the reason engaged in the directional property of underwater acoustic transducer and array, discusses the physical parameter of the directional property. to point acoustic source equal spacing linear array, the dissertation makes experiment analysis and simulation
分析了水聲換能器及基陣指向特性形成的原因、表徵指向特性的物理參數,並針對點聲源等間距線列陣的指向性進行了數學、實驗分析與方針。The antenna pointing control is open loop control without feedback. the antenna pointing errors due to antenna tracking motion and satellite attitude adjusting ( trusting ) were analyzed, as well as the influence of damping, tacking velocity and trusting time
文章分析了天線作跟蹤運動和星體作姿態調整時,對星體姿態控制精度和天線的指向精度影響,同時分析了阻尼、跟蹤速度、噴氣脈沖寬度等因素變化對動力耦合程度的影響。Specifies the orientation and relative location of a snapline
指定對線的方向和相對位置。This platform system adopts azimuth - pitching mould to realize the stabilization of antenna, by using qrs ( horizon hzi - 90 - 100a ) to form closed loop control mould. this system has been developed many experiments, the result has been proved to be better and better
該兩坐標動中通系統採用方位、俯仰兩軸天線穩定,由石英音叉陀螺儀( horizonhzi - 90 - 100a )構成閉環控制,並通過一定的控制方式使天線的指向在慣性空間保持不變。The mechanism of photoalignment is that the selective photoreaction broke out on the surface of the polymer under the irradiation of linearly polarized ultraviolet light ( lpuv ). the orientational alignment of molecular chains induces lc alignment in a certain direction
光控取向的原理是在線偏振紫外光作用下,光敏聚合物側鏈定向光交聯,出現分子鏈段的指向有序分佈,從而誘導液晶分子排列。Bitmap fonts describe glyph shapes by plotting the pixels directly onto a two - dimensional grid of determined size, while vector fonts describe the outlines of the glyphs with line and curve drawing instructions
點陣字體通過直接在確定大小的二維網格上描畫像素來描述符號形狀,而向量字體用勾畫直線和曲線的指令描述符號的輪廓。Secondly, the performance of the acousto - optic steering system is deteriorated as a result of the coupling because of nonlinear of quadrant detector and the pointing error introduced by satellite platform vibration. for this problem, this paper introduces the model reference adaptive control system, and presents the perfect model. the model reference adaptive controller is designed to force the output of the acousto - optic steering system following the output of the perfect model to improve the system performance
其次,針對聲光偏轉系統由於器件的非線性造成的耦合和平臺振動造成的指向誤差導致系統性能惡化問題,引入了模型參考自適應控制系統,提出了理想的模型,設計了模型參考自適應控制器,強迫性能惡化的聲光偏轉系統的輸出跟隨理想模型的輸出,使其性能改善,利用超穩定性理論確定自適應參數以保證系統的穩定性。A survey of parametric scattered data fitting using triangular interpolants. curve and surface design, h. hagen ed., springer - verlag, 1992
2在每條邊界曲線上指定相應的二次法向量,其與邊界曲線的切向量相垂直。Consider three mutually perpendicular coordinate lines ( the -, -, and - axes ) with their zero point at a common point, called the origin. the three axes form the right - handed system, that is, if the fingers of the right hand are curled so that they curve form the positive - axes toward the positive - axes, the thumb points in the direction of the positive - axes
空間中三條相互垂直的坐標線,它們的零點相互重合,稱為原點,記為.坐標軸遵循右手法則,即以右手握住-軸,當右手的四個手指從正向-軸以角度轉向-軸時,大拇指的指向就是-軸的正向Both feet need to be under you at the same time, one in front of the other, with the toes pointing perpendicular to the centerline of the board
兩只腳必須同時收到身下,位置一前一後,腳尖的指向與沖浪板的中軸線垂直。Therefore the gvf ( gradient vector field ) is used to substitute the traditional potential field and it overcomes the defects of the traditional active contour
於是,我們採用一種梯度向量流場作為外力,從而有效地克服了傳統勢能場的弱點,給曲線的移動以很好的指向。For ka - band communication antenna, several classes of different satellite weight were considered and the critic first frequency of antenna system was given
為滿足ka頻段通訊天線的指向精度指標,文中針對不同質量的衛星平臺,計算了對天線系統的最小剛度要求。Each pixel in the orientation image stands for the local ridge orientation of a fingerprint. it is the intrinsic characteristics of the fingerprint image
方向圖中的每一點反映了指紋圖像中局部紋線的方向,他是指紋圖像中最本質的特徵之一。分享友人