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[期刊论文] 作者：HU Yunpeng,LI Kebo,LIANG Yan\'gang,CHEN Lei,
来源：系统工程与电子技术（英文版） 年份：2021
Space-based optical (SBO) space surveillance has at-tracted widespread interest in the last two decades...due to its considerable value in space situation awareness (SSA)....SBO ob-servation strategy, which is related to the performance of space surveillance,...
[期刊论文] 作者：Pablo GALINDO,Mikael LINDSTRÖM,
来源：数学物理学报：B辑英文版 年份：2021
We prove that, as in the finite dimensional case, the space of Bloch functions on the unit ball of a...Hilbert space contains, under very mild conditions, any semi-Banach space of analytic functions invariant...
[期刊论文] 作者：,
来源：中国航天（英文版） 年份：2021
The China Space Conference 2021 opened in Nanjing, the capital of Jiangsu province on April 24, Space...
[期刊论文] 作者：Lu Yan,,
来源：Beijing Review 年份：2021
After a decade of preparation, Tang Hongbos space dream finally came true.On June 17, the 45-year-old...astronaut was sent into space aboard the Shenzhou-12 spacecraft.Unlike his two fellow travelers, v...
[期刊论文] 作者：By Lu Yan,
来源：Beijing Review 年份：2021
After a decade of preparation， Tang Hongbo’s space dream finally came true....On June 17， the 45-year-old astronaut was sent into space aboard the Shenzhou-12 spacecraft....
[期刊论文] 作者：Zhihui XUE,Jinguo LIU,Chenchen WU,Yuchuang TONG,
来源：中国航空学报（英文版） 年份：2021
With the rapid development of space technology and the increasing demand for space missions,the traditional...spacecraft manufacturing,deployment and launch methods have been unable to meet existing needs.In-space...
[期刊论文] 作者：高雅丹,
来源：考试与评价·高一版 年份：2021
If asked if space exploration should continue， most Americans would give an immediate response either...in favor of continuing or in favor of ending space exploration....
[期刊论文] 作者：WANG Chengsheng,CAO Ning,WANG Yidan,
来源：景观研究:英文版 年份：2021
As an important part of urban open space,campus space plays an important role in connecting urban traffic...environment with the gradual improvement of urban space quality today.Based on CSOA(Campus Space Openness...
[期刊论文] 作者：Tiesha Elliott,
来源：英语画刊（高级版） 年份：2021
Spiders aboard the International Space Station may sound like a funny scenario,but the fascinating crea-tures...
[期刊论文] 作者：Lei Liu,Wei-Min Zheng,
来源：天文和天体物理学研究:英文版 年份：2021
By sending one or more telescopes into space,Space-VLBI(SVLBI)is able to achieve even higher angular...
[期刊论文] 作者：Arm Kamath,Erlend Linvdée Grotle,Hams Bits,
来源：船舶与海洋工程学报:英文版 年份：2021
Sloshing is relevant in several applications like ship tanks,space and automotive industry and seiching...relationship between ship and sloshing motions and possibility of structural damage,it is important to represent...
[期刊论文] 作者：JianChen,ChenhaoWan,QiwenZhan,
来源：AdvancedPhotonics 年份：2021
Structured light with inhomogeneous phase, amplitude, and polarization spatial distributions that represent...an infinite-dimensional space of eigenstates for light as the ideal carrier can provide a structured...
[期刊论文] 作者：刘培德,
来源：数学物理学报:B辑英文版 年份：2021
In this paper we deal with the martingales in variable Lebesgue space over a probability space.We first...
[期刊论文] 作者：Peide LIU,
来源：数学物理学报（英文版） 年份：2021
In this paper we deal with the martingales in variable Lebesgue space over a probability space.We first...
[期刊论文] 作者：Haiping RAO,Rui ZHONG,Pengjie LI,
来源：中国航空学报（英文版） 年份：2021
This paper proposes a fuel-optimal deorbit scheme for space debris deorbit using teth-ered space tug.The...
[期刊论文] 作者：Jafari Matehkolaee Mehdi,
来源：中国物理B:英文版 年份：2021
unitary.This condition is introduced according to the definition of the position operator in curved space.In...a particular case,we discuss the concept of translation operator in curved space follow...
[期刊论文] 作者：Changbao PANG,Jin LI,Shasha LI,Liankuo ZHAO,
来源：数学研究及应用 年份：2021
paper,we study bounded (linear and anti-linear) weighted composition oper-ators on the symmetric Fock space...over a separable Hilbert space.The unitary and self-adjoint weighted composition operators are characterized...
[期刊论文] 作者：Da Huang,Qiwei Yao,Rongmao Zhang,
来源：中国科学：数学（英文版） 年份：2021
We propose a new nonparametric approach to represent the linear dependence structure of a spatiotemporal...
[期刊论文] 作者：Yan WU,Jingming ZHU,
来源：数学年刊：B辑英文版 年份：2021
The authors construct a metric space whose transfinite asymptotic dimension and complementary-finite...dimension are both 2ω+1,whereωis the smallest infinite ordinal number.Therefore,an example of a metric space...
[期刊论文] 作者：Shihan Sajeed,Thomas Jennewein,
来源：光：科学与应用（英文版） 年份：2021
Quantum channels in free-space, an essential prerequisite for fundamental tests of quantum mechanics...and quantum technologies in open space, have so far been ba...
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