離場軌道 的英文怎麼說
中文拼音 [líchǎngguǐdào]
離場軌道
英文
departure track- 離 : Ⅰ動詞1 (離開) leave; part from; be away from; separate 2 (背離) go against 3 (缺少) dispens...
- 場 : 場Ⅰ名詞1 (平坦的空地 多用來翻曬糧食 碾軋穀物) a level open space; threshing ground 2 [方言] (...
- 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) ...
- 離場 : abandon the play
- 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 (...
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Launched into earth ' s orbit by an ariane - 5 booster rocket from kourou, french guiana, in september 2003, smart - 1 used its ion engine to slowly raise its orbit over 14 months until the moon ' s gravity grabbed it
2003年9月, 「智能1號」探測器從法國蓋亞那地區的庫魯基地由ariane五號火箭發射升空,在其離子引擎的推進下, 「智能1號」緩慢脫離運行軌道,在14個月後進入月球重力場。Extreme ultraviolet radiation and x - ray created by magnetic field around the sunspots also cause the earth s atmosphere to heat up and expand. this will create additional drag to satellites or space shuttles orbiting at low altitudes and eventually pull them out of orbits earlier than expected
太陽黑子附近的磁場所產生的遠紫外輻射和x射線,使地球大氣溫度上升並且膨脹,這對在較低軌道運行的人造衛星或太空梭帶來阻力,令它們比預期提早偏離軌道。Certain discrepancy remain between the simulation results and the experiment results, not only caused by the turbulent model, but also by the simplification of the inlet boundary condition and the mesh generation. modeling gas - particles interaction flows is complex. in this thesis, gas - phase transport equations coupled with the gas - particle interaction are derived based on the dsm turbulent models to handle the interaction of momentum and kinetic energy of turbulence between the gas and particles
分離器內的固體顆粒運動採用涉及湍流擴散影響的隨機軌道模型和確定軌道模型,同時在湍流模型中加入了顆粒影響的源項,在流場計算的基礎上,模擬了不同直徑的顆粒在分離器內的運動規律及顆粒分離效率,並同理論和實驗得到的數據進行了比較。The magnetic distribution of a - magnet is presented by analytic way and numeric simulation way. the single particle movement is studied in a - magnet and the movement rule of charged particle in ideal four poles magnetic field also is obtained. quantificational results of the incidence angle, trajectory length and the maximal distance in x direction are presented for ideal trajectory, and the equation indicates some important characters of a - magnet
論文對-磁鐵的有關物理問題進行了較為詳細的論述,從解析形式和數值模擬兩個方面給出了-磁鐵的磁場分佈,對單個粒子在-磁鐵中的運動進行了分析,利用數值求解方法研究了帶電粒子在理想四極磁場中的運動規律,提出了歸一化運動方程和理想軌道等物理概念,定量給出了消色散的入射角、軌道長度和x方向最大距離的解析表達式。The principle of how to supply energy for system has also been studied. secondly, the orbiting satellites are affected by several perturbations. we put the main emphasis on the influence of the perturbations of the atmosphere drag and the earth ’ s eccentricity on the six orbital factors and the simulation ’ s accuracy
其次,衛星在軌運行時將受到各種干擾力的影響,因此在研究精確地磁場模型電動力纜繩離軌系統的動力學特性的基礎上,著重研究了大氣阻力攝動和地球非球形攝動對衛星離軌過程中各軌道參數的影響。In this application, the lorentz force generated by the interaction between the current in the wire and the geomagnetic field produces an electro - dynamic drag leading to a fast orbital decay. in this paper, we make an intensive study of the process of de - orbiting using electro - dynamic tether system. the concrete work includes : firstly, i have studied the basic principle of how to generate the electro - dynamic drag, modeled via accuracy geomagnetism, made a concrete analysis of the de - orbiting duration, the magnitude and direction of electro - dynamic drag under the action of the dipole and accurate geomagnetic models, set up a counterbalance between electro - dynamic torque and gravity gradient torque, emulate the de - orbiting process of spacecraft, and compared the change of six orbital factors and the de - orbiting duration under the action of the dipole and accurate geomagnetic models
本文對基於電動力纜繩的航天器離軌過程進行了深入研究,具體工作如下:首先,本文研究了電動力纜繩產生電動力拉力的基本原理,建立了精確地磁場模型;分別在偶極子模型和精確地磁場模型作用下,對電動力拉力的大小、方向、離軌時間及電動力纜繩傾角的大小進行了計算分析;建立了電動力力矩與纜繩系統重力梯度力矩的平衡關系;分析了電動力力矩為系統提供能量的原理;最後分別在偶極子地磁場模型和精確地磁場模型作用下,對受電動力纜繩作用的航天器的離軌過程進行模擬,分析了在不同精度地磁場模型下,航天器離軌過程中各軌道參數的變化情況,並比較了不同模型對離軌時間的影響。Short - distance working across over extended jinny road and upper pit - bottom
軌道延伸下山和上部車場近距離跨采The thesis studies the economic attribute, external profit and the necessity of government restraint of urban mass transit, which is based on public goodsandservice theory, property right economics as well as public sectors economics, and this is the theory basis of the innovation of building and operation management of our urban mass transit. through analyzing the current situations and the problems of our existing urban mass transit, absorbing the experience of foreign countries and predicting the develop trend of urban mass transit in the futuer, the thesis come up with the project financing, method of building and operation management of our county. its overall maneuvers are investing both publicly and privately under the guidance and organizating of government, seperating building from operation management controlled by market, developing simultaneously both mass transit and city
本論文從公共物品理論、產權理論、以及政府管制理論出發,研究城市軌道交通的經濟屬性、外部效益問題和政府管制的必要性,從而為我國城市軌道交通的建設與運營模式的創新建立必要的理論基礎。通過分析我國城市軌道交通發展的現狀和存在的問題,同時借鑒國外城市軌道交通的建設與運營模式,預測未來城市軌道交通的發展趨勢,提出我國城市軌道建設投融資模式、交通建設管理與運營模式。其總體策略是:在政府的引導和組織下,實行公私多元化投資;實現建設和運營管理相分離,建設和運營進行市場化運作;軌道交通的發展和城市發展同步進行。Beside the cmr effect, these materials also exhibit intriguing physical properties such as insulator - metal and / or structure transition induced by applied magnetic - field or photo radiation, charge ordering, orbital ordering, and phase separation etc. the full understanding of these properties will definitely stimulate the progress of condensed matter physics
同時,這類材料還表現出諸如磁場或光誘導的絕緣體-金屬轉變,電荷有序、軌道有序、以及相分離等十分豐富的物理內容,涉及到凝聚態物理的許多基本問題,一旦解決了這些問題的微觀物理機制,必將對凝聚態物理的發展和完善起到巨大的推動作用。分享友人