軌道表面上的 的英文怎麼說
中文拼音 [guǐdàobiǎomiànshàngde]
軌道表面上的
英文
orbit curve- 軌 : Ⅰ名詞1. (路軌;軌道) rail; track 2. (比喻辦法、規矩、秩序等) rut; path; course Ⅱ動詞[書面語] (遵循; 依循) follow
- 道 : Ⅰ名詞(道路) road; way; route; path 2 (水流通過的途徑) channel; course 3 (方向; 方法; 道理) ...
- 表 : Ⅰ名詞1 (外面;外表) outside; surface; external 2 (中表親戚) the relationship between the child...
- 面 : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
- 上 : 上名詞[語言學] (指上聲) falling-rising tone
- 的 : 4次方是 The fourth power of 2 is direction
- 軌道 : 1 (供火車、電車等行駛的由條形鋼材鋪成的路線) track; pathway; rail; runway; circle; railway 2 (...
- 表面 : surface; superficies; boundary; face; rind; sheet; skin; outside; appearance
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Despite the moon ' s rotational and orbital periods being exactly locked, we may actually observe about 59 % of the moon ' s total surface with repeated observations from earth due to the phenomena of librations and parallax
盡管完全地被鎖的月亮的回轉而軌道的期數,我們由於振動和視差的現象可能實際上用來自地球的重復的觀察觀察大約59 %月亮的完全表面。Japan ' s space agency said nearly two weeks ago that its lunar probe was in high orbit over the moon and all was going well as it began a yearlong project to map and study the lunar surface
日本的空間機構說在2周前發射了一顆月球探測器,在月球軌道上用於環繞月球繪制地區和研究月球表面。The black - and - white photos, taken by three cameras, show deep channels and layered surface debris around the planet ' s midsection, features that probably were formed by water, said alfred mcewen, a mission scientist and university of arizona professor of planetary science. the images were taken from an altitude of 1, 547 miles above the surface, about three times higher than the orbiter will be when it formally begins its science mission in november
據路透社3月24報道,參與此項任務的亞利桑那大學行星學教授艾爾佛雷德麥克尤恩說,這批黑白照片是由火星偵察軌道器mro上的3臺照相機拍攝的,照片顯示,火星中部地區分佈有深溝和層狀表面的巖屑,這些地貌有可能是水的運動造成的。Its main contributions include the following several aspects : firstly, the dissertation constructs the mathematic model of short baseline orientation determination using two geostationary satellites and analyses the applicable conditions of carrier phase interferometry. orientation determination precision is analysed in depth through both the conventional linearized method and monte - carlo computer simulation method, and the mathematical simulation results show that the linearized method has the shortcoming of fairly low elevation error analysis precision in high latitude area so as not to be very appropriate there. by analyzing the definite factors influencing orientation precision, the dissertation develops the concept of orientation dilution of precision, which uncovers the internal cause of exotic error behavior of bi - satellite orientation, and has important guiding significance for practical engineering applications
本文系統地研究了基於「北斗一號」衛星載波相位干涉測量原理實現地球靜止雙星定向的相關技術,主要研究成果包括以下幾方面:首先,建立了利用兩顆地球靜止軌道衛星進行短基線定向的數學模型,分析了載波相位干涉測量的適用條件;採用傳統的線性化解析法及蒙特卡洛隨機模擬法兩種途徑對雙星定向的精度進行了詳細分析,數學模擬結果表明在高緯度地區線性化解析法由於俯仰角誤差分析精度略有下降而不太適合;在分析定向精度確定性影響因素的基礎上,提出了雙星定向精度衰減因子odop的概念,揭示了雙星定向誤差特殊表現的內部機理,對實際工程應用具有重要的指導意義。A good many case of approaching excavation are studied in this article, such as the study of infection of be coal mining to the huayingshan tunnel, technology study of strucked tunnels of metro in shenzhen, countermeasure study of tunnel approaching pile foundation of metro in guangzhou, excavation methods optimized of large cross section subaqueous tunnel approaching pile foundation of lrt in chongqing, etc. on the basic of analysing and concluding relative study production all over the the world by the numbers, classification of approaching excavation, partition of approach zone, formula of partition of approaching zone, approach degree and countermeasure grade of generalized approaching excavation of underground works are put forward. general methods studying and trea
本文結合作者多年來對華鎣山隧道減少壓煤量研究、深圳地鐵重疊隧道第11頁西南交通大學博士研究主學位論文技術研究、廣州地鐵公紀區間廣紡聯段鄰樁施工對策研究和重慶輕軌大坪大斷面車站鄰近基礎淺埋暗挖工法優化分析等諸多近接施工問題案例的研究,在系統分析和歸納總結國內外相關研究成果的基礎上,系統地提出了廣義的地下工程近接施工的分類、分區、分區指標表達式、近接度與對策等級概念以及分區、分度準則,給出了研究和解決近接施工問題的普遍方法,如數值分析先行,模型試驗、現場測試驗證等。Result shows : the vibration of vehicle is mainly relevant to velocity and uneven path. the higher the velocity is, the more uneven the path is, the more violent the vibration of vehicle is ; comparing dynamical response of middle bridge stride on vehicle passing bridge and on equivalent moving loads, the displacement is same but the velocity and the acceleration are different ; the result of velocity and acceleration of vehicle is big over the ground path than over the same path of bridge
結果表明:車輛的振動主要和車速及軌道不平順有關,車速越高,軌道越不平順,車輛振動的就越劇烈;車過橋時橋梁跨中動力響應與等效移動荷載作用下橋梁跨中動力響應比較,橋梁跨中的位移基本相近,速度和加速度則不同,等效移動荷載作用情況下的數值比較大;車輛過地面軌道不平順時的速度、加速度比車輛過橋上同樣軌道不平順時的數值大。In this thesis, three systems, namely, perfect and defect sno _ 2 ( 110 ) surfaces, ti and ru - doped surfaces and the adsorptions of small molecules on above perfect surfaces have been studied in details by using the first - principles method with the combination of pseudopotential plane - wave and atomic basis sets. the structural stability, surface states and the surface chemistry of undoped and metal doped sno _ 2 ( 110 ) surfaces have been discussed, which can provide the theoretical rules to improve the surface properties of this special functional material
為了深入了解sno _ 2表面的電子結構本質及其化學反應性質,本論文採用贗勢平面波和原子軌道基組相結合的第一性原理方法,詳細考察了三種類型體系,即sno _ 2 ( 110 )完整和缺陷表面、 ti和ru摻雜表面、以及典型小分子在上述完整表面的吸附,揭示了sno _ 2 ( 110 )及其金屬摻雜表面的構型穩定性、表面態及其對表面化學反應性的影響,為該類型表面功能材料的改性提供理論依據。The orbit of venus, for example, is inclined 3. 4 degrees to earth ' s orbit, so even when venus is in the same direction as the sun ( “ in conjunction, ” as astronomers say ), most of the time it is too far above or below the ecliptic to cross the sun ' s face [ see top illustration in box on opposite page ]
例如金星軌道和地球軌道有3 . 4度的夾角,因此即使金星和太陽在同一個方位(天文學家稱之為合) ,大部份時候金星都遠在黃道的上方或下方,而不是橫過太陽表面(見右頁金星凌日的幾何學) 。Based on the analyses, it was found that if the subsurface warm pool is regarded as the beginning point, the warm or cold signal propagates initially eastward and upward along the equatorial surface of msta to the eastern pacific and stays there several months and then turns north, usually moves westward near 10 to western pacific and finally propagates southward to return to warm pool to form an off - equator closed circuit. it takes about 2 to 4 years for the temperat ure anomaly to move around the cycle. if the smta of warm ( cold ) water is strong enough, there will be two successive el nino ( la nina ) events during the period of 2 to 4 years
) a事件下/負海溫距平信號的分佈和傳播「軌跡」 ,發現如果以暖池次表層為起點,則一般來說,暖水或冷水先是沿赤道的極值深度面向東、向上「傳播」或運動,到達赤道東太平海盆邊界附近后,分別轉向向北和向南運動,然後在南、北緯10左右再折向西運動,並在暖池的經度范圍內再作經向運動傳到暖地,即在南、北半球以赤道為一邊, 「傳播」或運動路徑形成扁的閉合環路,溫度距平運動一圈需時2 - 4年。The team ? sir john pendry of imperial college london with david schurig and david smith of duke university in north carolina ? used the equations to devise a way to cloak an object with a material that would deflect the rays that would have struck it, guide them around it and return them to their original trajectory
這個小組由倫敦皇家學院的約翰?彭德萊爵士及北卡羅萊納州杜克大學的戴維?舒里格和戴維?史密斯組成運用這些方程,創造出一種方法:在物體表面覆蓋一層物質,使投射其上的光線發生偏轉,並引導光線繞過物體,重返最初的軌道。An impact ( on the mars ) capable of ejecting a fragment of the martian surface into an earth - intersecting orbit is even less probable than such an event on the moon, in view of the moon ' s smaller size and closer proximity to earth
一個能夠把活性表面的碎片射入地球交叉軌道的碰撞發生的可能性甚至小於這種事件在月亮上發生的可能性,考慮到月亮更小的尺寸及其與地球接近的程度。In the lower orbit, scientists will be able to distinguish surface objects as small as 3 feet 1 meter wide, mcewen said
麥克尤恩說,在這個較低的軌道上,科學家們甚至能夠看清火星表面上3英尺1米寬的物體。With the input of a vibration acceleration history of subway train, a full dynamic analysis of soil - pile - structure is carried out. the propagation of vibration wave on the ground and vibration responses of the huge platform and the storied buildings are analyzed. some conclusions are drawn as follows : ( 1 ) with the increase of the distance to the vibration source, vibration intensity of the ground decreases ; ( 2 ) the vibration intensity of the ground in vertical direction is slightly larger than that in horizontal direction ; ( 3 ) with the increase of the distance to the vibration source, the situation that the vibration intensity of each building in horizontal direction is maximum at highest and lowest story whereas minimum at the middle story changes gradually to that decreasing with the height of building ; ( 4 ) in vertical direction, the vibration velocities and accelerations at the end points of each story of a building are the nominal identical, which indicates that the vertical vibration of them is unanimous ; ( 5 ) the vibration intensity in vertical direction of a building is larger than that in horizontal direction ; ( 6 ) increasing of the elasticity of track is an effective way to abate vibration of ground and buildings
本文以北京地鐵八王墳車輛段地上超大結構(車輛段大平臺及其上的小區樓房)及其地基基礎為研究對象,在研究和分析有關資料的基礎上,用快速拉格朗日有限差分法軟體flac建立了二維數值分析模型,並以列車振動加速度時程作為模型輸入,進行了地基?樁基礎?地上結構的整體動力學分析,分析了地鐵列車運行產生的振動在地面的傳播規律及其對地上結構的影響,得到了如下結論: ( 1 )隨著與地鐵線路距離的增大,地面的振動強度有減小的趨勢; ( 2 )地面豎直方向的振動強度較之水平方向的略大; ( 3 )隨著與振源距離的增大,在水平方向上,地上各幢樓房的振動強度由底層和頂層的最大、中間層的最小逐漸過渡到沿樓層增高而減小; ( 4 )在豎直方向上,每幢樓各層端點的振動速度、加速度完全相同,表明樓房各層在豎直方向上的運動狀態一致; ( 5 )各幢樓房豎直方向的振動強度比水平方向的大; ( 6 )增加軌道彈性是減輕地面和地上建築振動的有效途徑。However, in the natural world the electron normally remains in a stable orbit around a nucleus - - seemingly defying classical electromagnetism
然而在自然界電子正常地留在圍繞核的穩定軌道上-表面上不服從經典電磁學。When the potential is interaction, because of the symmetry of the hamiltonian, the poincare surface of section ( pos ) of the orbits in the classical phase space is integrable, which is corresponding to the poisson distribution in the quantum manifestation, our compute accords with this distribution
當粒子間為占勢作用時,由於哈密頓的對稱性,系統對應的經典相空間軌道的龐加萊截面圖表現出可積的性質,這在量子上對應著能級統計分佈為無規譜的poisson分佈,我們通過基矢展開的方法求得的能級正符合這個分佈。The process of applying for a membership of the accord is not only a process of development of engineering accreditation in a country, but also a process to open a route for the local engineering education to be internationally recognized, and for the mobility of engineering professionals, in order to clear away obstacles for globalization of local economy
申請加入華盛頓協議的過程,表面上是一個國家工程專業認證的建設過程,實質上是一個國家的工程教育與國際接軌和為工程人才流動開辟道路以及國家的經濟全球化掃清障礙的過程。分享友人