等距圓 的英文怎麼說
中文拼音 [děngjùyuán]
等距圓
英文
isometric circle-
The various colours significant of various degrees of vitality white, yellow, crimson, vermilion, cinnabar : their degrees of brilliancy : their magnitudes revealed up to and including the 7th : their positions : the waggoner s star : walsingham way : the chariot of david : the annular cinctures of saturn : the condensation of spiral nebulae into suns : the interdependent gyrations of double suns : the independent synchronous discoveries of galileo, simon marius, piazzi, le verrier, herschel, galle : the systematisations attempted by bode and kepler of cubes of distances and squares of times of revolution : the almost infinite compressibility of hirsute comets and their vast elliptical egressive and reentrant orbits from perihelion to aphelion : the sidereal origin of meteoric stones : the libyan floods on mars about the period of the birth of the younger astroscopist : the annual recurrence of meteoric showers about the period of the feast of s. lawrence martyr, 10 august : the monthly recurrence known as the new moon with the old moon in her arms : the posited influence of celestial on human bodies : the appearance of a star 1st magnitude of exceeding brilliancy dominating by night and day a new luminous sun generated by the collision and amalgamation in incandescence of two nonluminous exsuns about the period of the birth of william shakespeare over delta in the recumbent neversetting constellation of cassiopeia and of a star 2nd magnitude of similar origin but lesser brilliancy which had appeared in and disappeared from the constellation of the corona septentrionalis about the period of the birth of leopold bloom and of other stars of presumably similar origin which had effectively or presumably appeared in and disappeared from the constellation of andromeda about the period of the birth of stephen dedalus, and in and from the constellation of auriga some years after the birth and death of rudolph bloom, junior, and in and from other constellations some years before or after the birth or death of other persons : the attendant phenomena of eclipses, solar and lunar, from immersion to emersion, abatement of wind, transit of shadow, taciturnity of winged creatures, emergence of nocturnal or crepuscular animals, persistence of infernal light, obscurity of terrestrial waters, pallor of human beings
顯示出不同程度之生命力的繽紛色彩白淺黃深紅朱紅銀朱諸星之亮度一直包括到七等星以等級標志的諸星之大小諸星的位置御夫座沃爾辛厄姆路172大衛的戰車173土星光環螺旋星雲凝固后形成有衛星的恆星群兩重大陽相互依存的旋轉運動伽利略西蒙馬里烏斯174皮亞175勒威耶赫歇耳加勒176等人各自獨立地同時所做的發現波得和開普勒所嘗試的距離的立方與回轉次數的平方的體系化177多毛的眾彗星178那幾殆無限的被壓縮性,以及自近日點至遠日點那廣漠的遠心的重返大氣層的橢圓軌道隕石的恆星之起源年紀較輕的天體觀測者誕生的那個時期火星上所出現的「暗波」現象179每年在聖勞倫斯節殉教者,八月十日前後降落的隕石雨每月都發生的所謂「新月抱舊月」現象180關于天體對人體的影響的假定威廉莎士比亞出生的時期,在斜倚卻永不沒落的仙后座那三角形上端,一顆不分晝夜散發著極亮光彩的星辰一等星出現了181這是兩個無光死滅了的太陽因相撞並汞合為白熱體而形成的燦爛的新太陽大約在利奧波德布盧姆出生時,出現在七星花冠星座里而後又消失了的一顆同一起源亮度卻稍遜的星宿二等星182還有約於斯蒂芬迪達勒斯出生時,出現在仙女座中之後又消失,小魯道爾夫布盧姆出生與夭折數年後出現于御夫座后又消失,以及另外一些人出生或去世前前後後出現在許許多多其他星座中而又消失了的假定是同一起源的實際存在或假定存在的星斗183 。Usually, the best practical design of ims array adopt concentric circles deployment, i. e. to deploy 3 sp seismometers on the inner ring and five ones on the outer ring with near equidistance, and then with one broad - band seismometer at the center
為了達到全方位均勻監測的目的, ims臺陣最實用的設計,通常採取同心圓布局方案,即在內環和外環分別基本等距地部署3個和5個子臺,還有一個則落在圓心上。Then, we discuss the influences that the ground screen acts on the equispaced linear array and the circular array respectively
然後我們分別討論地網對于等間距線性陣列和圓陣列的影響。Baoding city north downtown in municipal people government make selection to hand over the a brigade in the municipal with the south, wide railroad in city to the west, the northwest of the wreath postpones to the east of district, developments city ? that market covers 27 acre, a prosperous district, be apart from original flowers and birds the fish the insect the market the shortage a kilometer of, the transportation is convenient, having six hand over the route goes directly to here, exit the highway keeps the 107 country way with wide superhighway in city, near two in the last years, the square circle in that district sets up to have the small area of upscale residence in inside in some one after another inside two kilometers of scopes, living a high income family, intend to see the inside of protecting and settling north downtown of municipal the agriculture makes sight - seeing trip the park the item among them have the flower and grass plant, feeding the fish insect etc. profession park to act in cooperation mutually with it, can become to produce to place on sale a structure and form of dragon. owing to protects the traditional brand effect that settle the municipal history culture a city and create the country of taipei first boys school the excellent traveling the opportunity that city bring, that market sets up the empress not only can satisfy to baoding city the domestic demand in municipal, but also will still radiates city three municipals and perimeter region, become the perimeter region consumption center and commercial center
保定市北市區人民政府選定在市交警支隊以南,京廣鐵路以西,環西北延以東的地段,建設一個高檔的花鳥魚蟲市場。該市場佔地27畝,地處市繁華地帶,距原花鳥魚蟲市場不足一公里,交通便利,有六條公交路線直達此處,出口處公路直通107國道和京廣高速公路,近兩年來,該地帶方圓兩公里范圍內相繼建起了一些中高檔住宅小區,生活著上萬戶高收入家庭,擬見中的保定市北市區農業觀光園項目其中有花草種植,飼養魚蟲等專業園與之相呼應,可形成產供銷一條的格局。鑒于保定市歷史文化名城的傳統品牌效應及創建中國優秀旅遊城市帶來的機遇,該市場建成后不但可以滿足保定市人民的需要,而且還將輻射京津石三市及周邊地區,成為周邊地區消費中心與集散地。Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively
本文對大圓環直線感應電機進行了深入細致研究,內容包括: ( 1 )本文採用有限長行波面電流作用於有限長鐵芯上的模型,引用了氣隙磁場一維解,研究了單層繞組磁場,奇數極半填槽雙層繞組在採用整距和短距時磁場的分析、比較,簡單介紹了二維解; ( 2 )用有限元軟體ansoft對大圓環直線感應電機空載氣隙磁場進行了靜態分析,並分析了結果; ( 3 )用軟體進行了額定電壓下的瞬態分析,得到了轉矩,位移,轉速隨時間變化曲線圖,利用單極性霍爾元件測定轉速並與軟體計算結果進行了比較,採用等效電路法計算了堵轉時的最大電磁力並做實驗進行了驗證,由實驗測得了三相電流波形,並與計算結果進行了比較,對其不對稱性進行了定性分析。Ftt makes the frequency sampled at a same frequency interval on unit circle, and the frequency interval limits the practical range - precision of the radar, and makes range precision at an equivalent level with range - resolution
由於fft的實質是頻率在單位圓上的等間隔采樣,其采樣間隔限制了雷達的實際測距精度,使得其測距精度與其距離分辨力處于同一量級。In this paper, the drive theory of the large ratio friction transmission is studied ; a new type elliptical cam wave generator is designed ; the large ratio friction transmission prototype is designed and manufactured ; based on the ansys finite element method software, structure of the elliptical cam is analyzed ; precision index of the manufactured large ratio friction transmission prototype, such as transmission accuracy, least step, stability of the least step, load capacity is measured by the absolute rotary encoder. by analyzing the measurement data and research content, it is think that the new elliptical cam wave generator could overcome a good many problems brought by processing errors, facilitate size precision adjustments, input moment can be achieved in the form of a pure force couple importing ; through this study, " the large ratio friction transmission prototype " could apply in practical engineering basically
本文研究了大速比摩擦傳動的傳動理論;設計了新型橢圓凸輪波發生器,設計製作了大速比摩擦傳動樣機;用軟體ansys對所設計的橢圓凸輪結構進行了有限元分析;用19位絕對式編碼器測試了大速比摩擦傳動機構的傳動精度、最小步距、最小步距的穩定性以及帶負載能力等各項精度指標;對測量數據和研究內容進行了歸納和整理,認為新型橢圓凸輪波發生器克服了加工誤差帶來的諸多問題,新型橢圓凸輪波發生器可以進行尺寸精度調整,能夠達到輸入力矩以純力偶的形式輸入;通過本項研究,基本可以使「大速比摩擦傳動機構」在工程中得以應用。This is a section of an equidistant projection centered on memphis egypt
這是一個以埃及孟斐斯為圓心等距離投影區段。On the circumference of this circle, five points with equal distances from each other shall be determined, one of the points must be in the right above position of the circle
在此圓周上,定出五個等距離的點,其一點須位於圓之正上方。然後將此五點中各相隔的兩點相聯,使各成一直線。On the toroidal columned milling cutter with equal screw pitch
關于柱狀帶角圓的等螺距銑刀Analyze item by item the position of unintact cycle, the running clearance of unintact cycle, locking - deform, datum dimension regulating, repeatly install, power voltage wave and marking running etc. at the same time, we give the calculating formula to calculating the running marking random error, and use it to calculate the system error of big diameter measure instrument - - datum dimension frame error, gyro - wheel diameter error, error caused by circumstance temperature, error caused by backing distance, angle error, delay error of data collecting circuit, lathe main shaft running error, workpiece install partial error
對不完整圓的位置、不完整圓的轉動間隙、鎖緊變形、基準尺調整、重復安裝、電源電壓波動、標記轉動等隨機誤差進行了逐項分析,並給出轉動標記隨機誤差的計算公式。對大直徑測量儀的系統誤差?基準尺尺架誤差、滾輪直徑誤差、環境溫度引起的誤差、後退距離引起的誤差、角度誤差、數據採集電路延時誤差、車床主軸回轉誤差、工件安裝偏心誤差分別進行了計算,最後對誤差進行合成。Effects of different fuel - air ratios and different geometric parameters of dual - stage swirler ( such as inner diameters of the primary swirl and secondary swirl passages, outer diameters of the secondary swirl passages, vane angle of the primary and secondary swirler, the distance of the flare exit from throat etc ) on combustion performances are studied experimentally. the experimental results show that radial profiles of the outlet gas temperature 、 combustion efficiency 、 emissions of co2 、 co and nox and lean blowout are affected with different degrees by the different geometric parameters of dual - stage swirler and the arrangement of primary holes
在不同油氣比下,不同的雙級旋流器幾何參數(例如:一級與二級旋流器出口內徑d 、葉片安裝角、二級旋流器出口外徑d 、二級旋流器的喉道到出口截面的距離l和喉道前後的圓弧半徑r以及主燃孔孔布局等)對單頭部環形燃燒室的出口溫度分佈、燃燒效率、貧油熄火油氣比以及污染物( co _ 2 、 co和nox )排放等燃燒性能的影響規律進行了研究。Since, then, it has a furthest limit, it is complete on every side, like the mass of a rounded sphere, equally poised from the center in every direction ; for it cannot be greater or smaller in one place than in another
然而,由於存在者有一條最後的邊界,它在各方面都是完全的,好象一個滾圓的球體,從中心到每一個方面距離都相等,因為不能在哪個地方大一點或小一點。Numerical examples, two cavities case, are provided to show the effect of wave number, distance between the centers of the cavities and the ground surface and distance between the centers of the cavities upon the dynamic stress concentration around the cavities edge and ground motion impacted by incident steady sh - wave
通過具體算例,討論了與界面等距離的相鄰二個圓孔對sh波的散射,給出了數值結果,並討論了波數與圓孔至邊界距離和二圓孔中心距離變化對動應力集中和地面運動的影響。These results show that since the existent defects of combustion device structure and its hypothetical circle of contact, these make a poor primary and secondary wind rigidity in operation and a too big actual circle of contact. in addition, the coal used is extreme prone to burn and reside in boiler. under such a condition, the coal powder ignites earlier in a short time and short distance when it leave the jet - combustioning device, and splashes the water cooler, eventually this results in a burned coal residue in boiler
針對宏偉熱電廠410t / h燃煤鍋爐嚴重結渣問題,對燃煤的結渣性、爐內溫度工況及空氣動力工況等進行實驗研究,由於燃燒器結構和假想切圓選擇的缺陷,使得鍋爐在正常運行時,一、二次風剛性較差,實際切圓過大,加上目前燃用煤質屬于極易燃、易結渣煤質,致使煤粉在離開噴燃器很短的時間、較短的距離內開始著火,並沖刷水冷壁,最終造成爐膛結渣。It takes only 30 minutes driving from the beijing international airport to the hotel where more than the key national universities, such as beijing university and qinghua university, etc, as well as research institutes are gathering around
距離首都國際機場僅30分鐘的車程,北大清華等十幾所全國重點高校及科研院所聚集四周。薩爾利茲國際酒店北臨頤和園香山圓明園等名勝古跡,京昌高速公路使舉世聞名的萬里長城十三陵近在咫尺。Profile design of cam with cylindrical roller - followers by offset surfaces method
圓柱滾子從動件凸輪廓面的等距曲面設計方法To machine the honeycomb sandwich, an interpolation method based on a rotary axis is also studied. with the round vector function and rotary movement group, a model of the error curved surface of the theoretical ellipsoid is set up to describe the actually measured surface
以圓矢量函數和回轉運動群為工具討論了曲面的誤差變換,利用理論橢球面的誤差曲面建立了實測曲面的數學模型,通過求解理論曲面的法線實現了實測曲面的等距計算和陰陽面數據轉換。There is a linear relation of the logarithm between the pressure difference in round seepage flow region and the radius, for the same accuracy, it is better to select a center mesh grid that is a isometry system with inr interval
模型離散化時必須滿足流量、體積守恆。圓形滲流區域內的壓力差隨半徑是對數的線性關系,為保證相同計算精度,選擇對lnr來說等距的中心網格系統。Concentric roll a perfectly round roll ; a roll having all point on the circumference equidistant from the axis of the roll
中心輥?相當圓的輥子。周圍所有的點和中心軸都等距。分享友人