space-based 中文意思是什麼
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The inverse kinematics of a space - based manipulator composed of three rigid bodies with prismatic joint are studied in the second chapter, and the jacobean matrix for space manipulator is derived by fully cartesian coordinates. a control method for space manipulator based on the resolved motion rate control concept is proposed
為此結合系統動量及動量矩守恆關系導出了以完全笛卡爾坐標表示的系統運動jacobi矩陣，並在此基礎上研究了帶滑移鉸空間機械臂的分解運動速度控制方法，給出了計算機數值模擬算例，以此證明了該方法的有效性。 -
Perceptual color space based natural image matting
基於感知顏色空間的自然圖像摳圖 -
The 1972 anti - ballistic missile treaty, defunct since 2002, prohibited the deployment of space - based weapons to shoot down longrange missiles
1972年的《反彈道導彈條約》 ，從2002年以後失效，該條約禁止部署用於擊落遠程導彈的天基武器。 -
The operation capability analysis of space - based lasers weapon for ballistic missile defense
天基激光武器在彈道導彈防禦中的作戰性能分析 -
As for a space - based cloud radar, the change of the radar reflectivity n and the change of attenuation rate along with the cloud liquid water content have been compared between 37 ghz and 94ghz. the transmittance t of single level cloud for different heights and liquid water content has also been calculated at 2 frequencies. by defining a = n tr, which combines both effects of radar reflectivity and transmittance, we have examined the values of a at 37ghz and 94ghz for high, middle and low cloud liquid water contents
對空間測雲雷達，討論了37ghz和94ghz這兩個頻率的雷達反射率和衰減系數隨雲液水含量的變化；計算了不同高度的單層雲在不同頻率，不同含水量情況下的雲層透過率_ ；定義a = _來綜合考慮雷達反射率和透過率對空間測雲雷達回波的影響，分析比較了雲含水量高、中、低時37ghz和94ghz的a值大小。 -
In the scale space based on region feature structures, structural texture analysis is converted into feature analysis of scale space, so multi - scale texture analysis is realized
在基於區域狀特徵結構的尺度空間中，結構狀紋理分析可轉化為尺度空間中對特徵結構的分析，從而實現了對紋理的多尺度分析。 -
China is also worried that its strategic nuclear arsenal could be rendered useless by american efforts to build a missile defence system that includes space - based components
中國還擔心，自己的核戰略設施當面對美國的導彈防禦系統包括太空設施時顯得式微。 -
Fighting orbits analysis for the space based laser
天基激光武器的作戰軌道分析 -
The rate of single event upset ( seu ) for space - based missions has been predicted by means of ground - based particle accelerator test and simulation calculation based on models of space radiation environment and the interaction of ions with the microelectronic device
我們採用的方法是用地面重離子加速器模擬實驗和計算機模擬空間輻射環境進行單粒子翻轉率預估計算。引發單粒子翻轉的空間高能帶電粒子環境包括銀河宇宙線，太陽宇宙線和地球輻射帶中的高能質子及重離子。 -
In 2002, china and russia proposed a treaty banning the deployment of weapons in space or attacks against space - based objects
2002年，中國和俄羅斯建議簽訂條約，禁止在太空布置武器或對太空目標進行打擊。 -
Space - based infrared early warning system is an important part of missile defense system
天基紅外預警系統是彈道導彈防禦體系的重要組成部分。 -
Brief analysis of russian space - based early warning system
俄羅斯天基預警系統淺析 -
Topological property of sequence space based on distinct position
序列位差空間的拓撲性質 -
The generalization of the work will provide theoretical foundation and guiding for the multistatic radar system and formation flying of space based radar
有關工作的推廣將為多基地雷達系統和星載雷達的編隊飛行方案提供理論基礎和指南。 -
The changes and reconstruction of public space based on ecological culture
生態文化基礎上的公共空間變遷與重構 -
Then, lda is followed and employed for the second feature extraction in the transformed space. based on this framework, a combinatorial optimal lda ( olda ) algorithm is proposed. experiments is performed on orl face image database as well as nust603 face image database, and the experimental results indicate that olda is robust, efficient and superior to the previous lda - based methods in terms of recognition accuracy
進一步地，在該理論框架下，具體給出了處理高維、小樣本問題的組合最優的線性鑒別分析演算法，在orl標準人臉庫和nust603人臉庫上的試驗結果證實了該方法的卓越性能，在識別率方面均優于以往的同類方法。 -
The aim is to calculate damaged stability in 3d space based on the hull surface so as to improve reliability and efficiency
本文的核心目的是在三維空間基於船體曲面計算破艙穩性，以避免傳統計算方法的缺點，從而提高破艙穩性計算的穩定性與效率。 -
The structure system of this paper is : first to introduce the historical background and relevant definition of decision - making ; then to present the theory frame of error - eliminating and pave the way to follow - up chapters ; the following chapter is core content of this paper : first of all, the relevant definition and characteristics of change of time and space based fuzzy error system are put forward, and then detailed discussions on time delay, mutation, interaction, error category, extreme value of error system and transformation words of error system are conducted
本論文結構體系為：首先系統介紹了決策相關的歷史沿革以及相關的定義和理論；其次介紹了消錯學的理論框架，為后續章節的論述作好鋪墊；再者是本文的的核心部分：首先引入基於時空變化的模糊錯誤系統的定義及相關的性質，而後在各節中分別探討了模糊錯誤系統的時滯，熵變，突變；以及決策錯誤種類分析，錯誤的相互作用，模糊錯誤系統的極值和模糊錯誤轉化詞的應用。 -
Of course, the next big step for chinese space astronomy would be to deploy a satellite dedicated only for astronomical research. there are currently a few projects in the planning stage, including a hard x - ray all - sky survey satellite the hard x - ray modulation telescope mission, and a " microsatellite " weight less than 100 kg mission to study long - term variability of stars and galaxies space - based multi - band variable objects monitor
當然，下一步首先應是發射專門用作天文研究的衛星，目前有幾個計劃正處于策劃階段，包括建造一枚作硬x射線巡天觀測的衛星硬x射線調制望遠鏡， hxmt和一枚微型衛星重量不逾100公斤，來研究恆星和星系的長期變化空間變源監視器， svom 。 -
To avoid collision with the static and dynamic obstacles, we move the relative velocity away from the collisions field by adjusting the robot velocity value and direction real - time dynamically in acceleration space based on relative coordinates
此方法是基於相對坐標系，在加速度空間中，通過動態實時地調整機器人自身速度的大小和方向使其離開碰撞區域，即碰撞危險區域，達到與動、靜態障礙物之間的避碰。
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