斜航 的英文怎麼說
中文拼音 [xiéháng]
斜航
英文
loxodrome-
Method for determining the speed and average gradient of black - and - white aerial camera films
黑白航空照相膠片感光度和平均斜率測定方法Intelligence with broad - face and large - depth will be gotten by strabismus aerial camera in little time
運用斜視航空偵察相機可以在短時間內獲取寬正面、大縱深的情報。It is significant that the manufacture of strabismus real time aerial camera could strengthen our national defense
因此斜視實時航空相機的研製將對增強我國國防實力具有重要意義。The scanning mirror system is execution component to compensates error brought by image movement. it is main component of aerial camera
本文所研究的掃描反射鏡系統是斜視航空相機實現像移補償的執行元件，它是航空相機的重要組成部分。Since the axis of the part is not on the same line, it may be necessary to amend the part in order to make it ease to produce. the amendable method mostly is the fw pattern in the juncture of fastigiated column and sphere
此航天特異零件各部分回轉軸不是同一直線，因此針對這種特性對斜圓柱段和斜圓柱與球缺端頭過渡段的纏繞做了理論上的分析與設計。On this base, it is studied that the general principle of normal circular - arc gear transmission, and with the instruction of which, the principle and technology of the loxodrome normal circular - arc spiral bevel gear transmission is studied
在這一原理指導下，論文從解析研究與實驗研究結合上，研究了斜航式法向圓弧螺旋錐齒輪傳動技術。The directrixes of the in former two transmissions are the loxodrome and the geodesic on the pitch cones, that of the latter is an equal - pitch line along the direction of straight generatrixes in the hyperboloid surface, also is the vertical trajectory of the straight generatrixes
前兩種傳動形式的準線分別為節錐面上的斜航線與測地線，後者的準線為單葉雙曲面上沿直母線方向的等螺距曲線，且為直母線族的正交軌線。Disigning coolant channel on the firebox of liquid rocket engine to loxodrome ( equal - angle helix ) groove can improve firebox coolant capability greatly. because the width dimension of loxodrome groove is narrow and the depth is deep, some machining methods are incapable, such as end - milling or electrochemistry. according to the peculiarities, a cnc disk - cutter - milling method which is composed of five motion axes with four simultaneously interpolated ones is researched. because most firebox generatrix is composed of complex curves, it is very difficult to get cnc cutting program with manual means. in order to deal with the problem, the loxodrome mathematics model is studied, and an auto - programming software system is developed. the software system can generate cnc cutting program of loxodrome on many kinds of turned surface. the constriction - distension segment of firebox is the most representative workpiece. the sharp changing of its generatrix slope makes loxodrome milling difficult. with the theory analyzing and practice cutting experiment, some applied techniques, which include milling mode and direction, choosing cutter diameter and cutting start point setting, are developed. adopting the technology above, tens regular workpiece have been manufacturing. the two - year manufacture practice has confirmed the validity and feasibility of developed loxodrome coolant channel milling method. the developed technology is also worth to be referenced to other similar workpiece
將液體火箭發動機燃燒室的冷卻通道設計為斜航線（等傾角螺旋線）槽形，可以大幅度改善燃燒室的冷卻性能.斜航線冷卻槽的槽寬尺寸較小而槽深尺寸較大，所以無法使用棒銑刀銑削、電化學等加工方式.針對這些特點，提出了五軸控制、四軸聯動的數控片銑刀銑削加工方法.由於燃燒室外表面的母線輪廓復雜，手工編制數控加工程序難度大.為了解決數控加工程序的編制問題，研究了斜航線的數學模型，開發了自動編程軟體系統.使用該系統，可以生成多種母線輪廓回轉體外表面上的斜航線數控加工程序.燃燒室收斂-擴張段的母線斜率變化大，加工難度大，是斜航線冷卻通道加工的最典型工件.經過理論分析和實際切削實驗，研究了針對該類型工件的片銑刀直徑選擇、銑削方式和方向、刀具調整和起刀點的設置等多項實際的加工方案.採用上述的一系列技術，已經成功地加工了數十個合格工件.經過兩年多的實際生產過程應用，驗證了所開發的斜航線冷卻通道加工方法的正確性和可行性.這些加工技術的研製成功，對其他相似類型零件的加工亦具有參考意義Basing on the premise that the capability of the transmission and the technique are synthetically considered, three new kinds of gear pairs is given, that is, loxodromic normal circular - arc spiral bevel gears, geodetic normal circular - arc spiral bevel gear, and hyperbolic normal circular - arc gear
在綜合考慮傳動性與工藝性等要求的前提下，提出斜航式與測地式法向圓弧螺旋錐齒輪傳動、雙曲型法向圓弧齒輪傳動等兩類三種齒輪副的構思。Fpsu is a permanent floating unit moored on the fixed turret spm, provided with raked stem, skeg, non propeller, non rudder, non - propelled and non brackets, and the living quarters utility facility are on bow, the helideck is on top of the living quarters, the process facility is on midship production deck, the flare is on stern, the bow is moored on the yoke of spm turret. it is a newly - built tanker based floating production storage unit
設有傾斜艏柱船艉設有呆木，無槳無舵，非自航，沒有艉框架，居住艙室和公共設施位於船艏直升機甲板位於居住艙室上方，處理設施位於船中部的生產甲板上，天然氣放在燃燒塔位於船艉，艏部被系固在單點系泊塔的軟鋼臂上，是新造的船型浮式生產儲油裝置。In a general way, aerial image is not orthograph, most buildings exist slope angle as well as vertical lines in aerial images
一般，得到的航空影像並不是正攝影像，在影像中對大多數建築物均存在傾斜視角，且絕大多數建築物還存在垂直邊緣。Safe basin method of predicting survival probability of ships in bow seas and quartering seas
船舶斜浪航行生存概率預報的安全盆方法Inland navigation vessels - stairs with inclination angles of 30 o to
內河航行船舶. 30至45傾斜角樓梯.要求類型Inland navigation vessels - stairs with inclination angles of 45 o to 60 o - requirements, types
內河航運船隻. 45至60傾斜角的樓梯.要求和類型The inclining test shall be carried out according to the " inclining test program " before sea trial and the sea trial can only be carried out after eliminating the problems and defects which are found in inclining test and subject to prior approval by classification society and shipowner
航行試驗前應依據「傾斜試驗大綱」進行傾斜試驗，並在消除了傾斜試驗之中所發現之問題和缺陷並在船級社及船東同意之後才能進行航行試驗。Thirdly, by neglecting the coupling influence, the control laws of pitching, yawing and sloping movements are designed separately with frequency domain analysis and root locus, and then the parameters of the controller are chosen
第三，忽略耦合影響，將控制系統分為俯仰、偏航、傾斜三個相互獨立的通道，用頻域分析法和根軌跡法設計控制律、選取控制器參數。The precision of the numerical results at a small attack angle is better than that at a big attack angle. it may owe to the approximate kutta condition adopted here
訓一究工作，所得到的結果在小角度斜航時精度要好於作大角度斜航時的精度，這可能因為所采納的kutta條件所導致的。The computations are shown to agree well with available experimental and numerical data and the physics of 3d large - scale flow separations and vortex shedding are confirmed. the simulation of the flow around a maneuvering wigley hull is a demonstration of capability for calculations of sway forces and yaw moments acting on a hull moving obliquely at a large range of yaw angles. the focus of study is large - scale cross - section separation flows, bilge - vortex development along the hull in the longitudinal direction and their effects on hydrodynamic forces
應用所開發的求解器，以wigley船型為算例計算了大角度斜航船體粘性流場和水動力，分析了漂角的變化對船體所受到的粘性水動力的影響，相當精確地預報了以橫流分離和般渦生成與泄出為特徵的操縱運動船體特有流動形態及橫向水動力和轉脂力矩，經與現有試驗和計算數據比較，檢驗和驗證了該求解器精確模擬繞斜航運動船體的大尺度分離流動和計算非線性水動力的能力。Oblique aerial photography
傾斜航空攝影Chapter 5 directly sets out from the green formulae of velocity potential due to the existence of lifting force, adopts an approximate kutta condition and firstly calculates the maneuvering hydrodynamics of a wigley ship with an attack angle using the present method of b spline
由於有升力的存在，第5章直接從速度勢格林公式出發，並採用了一種近似的kutta條件，首次採用b樣條邊界元方法對作斜航船武漢理} _人學博十學位論文體的操縱水動力開展了數值計豹分享友人