星體觀測線 的英文怎麼說
中文拼音 [xīngtǐguāncèxiàn]
星體觀測線
英文
star beam- 星 : 名詞1 (夜晚天空中閃爍發光的天體) star 2 [天文學] (宇宙間能發射光或反射光的天體) heavenly body...
- 體 : 體構詞成分。
- 觀 : 觀名詞1. (道教的廟宇) taoist temple2. (姓氏) a surname
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 線 : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
- 星體 : cytaster aster; kinosphere aster; planet; aster; [天文學] celestial body; heavenly body
- 觀測 : observe; observation; viewing
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The magnitude of the turbulence then follows directly from the observed line with if the nebular gas temperature is known.
如果已知星雲氣體的溫度,則湍流的大小可直接從觀測的譜線寬度得出。Thirdly, an ideal satellite orbit is simulated, and on this foundation, we establish some typical simulation and testing circumstances. lastly, after simulation in the simulation and testing circumstances, we compare the performance of ukf and ekf. and then, based on the outdoor experiment of the vehicle, an analysis and contrast between our simulation results and commercial data process software is carried out, and the conclusion is obtained
首先在第三章提出的目標運動模型的基礎上建立了系統狀態方程;其次簡要分析了衛星導航系統中的各類誤差,建立了基於偽距觀測量的系統觀測模型;第四節利用yuma格式歷書數據模擬了未受攝動影響的衛星軌道,並在此基礎上建立了幾種典型的動態模擬測試環境;第五節為模擬分析和比較,先對ukf演算法和ekf演算法在動態模擬測試環境中進行了模擬比較,然後針對外場試驗,對非線性濾波獲得的定位結果與商業軟體進行了分析比較,並得出結論。Thirdly, based on the thought of motion - based ambiguity resolution, a bi - satellite attitude determination method using non - planar baselines is developed making full use of the satellites ’ geostationary property. focused on movement mode demands, the dissertation brings forward a method by large angle yawing movement accompanied with small angle pitch vibration to efficiently solve the rank deficiency problem of vehicle planar motion
再次,在基於運動解模糊的思想基礎上,充分利用北斗衛星對地靜止的特性,提出了一種非共面基線的雙星定姿方法,並重點分析了對運動特性的要求,提出通過伴隨小幅俯仰擾動的大角度偏航運動方式來有效解決載體平面運動的觀測矩陣秩虧問題。We have analyised the observed results of low and high spatial resolution observations of molecular line emission toward regions of high - mass star formation which have contributed to the understanding of the physical conditions, morphologies, and dynamics of the molecular gas in the immediate vicinity of recently formed massive stars
本文研究了來自大質量恆星形成區的一些分子譜線的低解析度和高解析度觀測結果。這些結果有助於我們了解在最近形成的大質量恆星附近分子氣體的物理條件,形態以及動力學結構。A new look at the famous " pillars of creation " with nasa ' s chandra x - ray observatory has allowed astronomers to peer inside the dark columns of gas and dust
一個嶄新的面貌,在著名的"創世之柱" ,美國宇航局的錢德拉x射線望遠鏡,讓天文學家們觀測到星雲內的氣體和塵埃。分享友人