搜索筛选:
搜索耗时1.4602秒,为你在为你在102,285,761篇论文里面共找到 121 篇相符的论文内容
类      型:
[期刊论文] 作者:H. Grosmann,R, 来源:理论数学进展(英文) 年份:2021
The Number Theory comes back as the heart of unified Science, in a Computing Cosmos using the bases 2;3;5;7 whose two symmetric combinations explain the main le...
[期刊论文] 作者:H. Fatigba,O. Cou, 来源:现代神经外科学进展(英文) 年份:2021
Ossified subdural chronic hematoma (OSCH) is a rare disease that accounts 0.3% to 2% of subdural chronic hematoma which is common. The surgical management depen...
[期刊论文] 作者:Wood Emily,Hall Katherine H.,Tate Warren, 来源:慢性疾病与转化医学(英文) 年份:2021
A significant number of SARS-CoV-2 (COVID-19) pandemic patients have developed chronic symptoms lasting weeks or months which are very similar to those describe...
[期刊论文] 作者:Lutécia Zohoun,H. Gnacadja,G. Sagbo, 来源:儿科学期刊(英文) 年份:2021
Introduction:...
[期刊论文] 作者:Dahal,H. Ban, 来源:统计学期刊(英文) 年份:2021
As a subfield of Artificial Intelligence (AI), Machine Learning (ML) aims to understand the structure of the data and fit it into models, which later can be use...
[期刊论文] 作者:Barsbay,H. Sundu, 来源:中国物理C(英文版) 年份:2021
The spectroscopic parameters and decay channels of the axial-vector tetraquark Tbb;(us)(in what follows,TAVb:(s))are explored using the quantum chromodynamics(Q...
[期刊论文] 作者:J.Fu,H. Jiang, 来源:中国物理C(英文版) 年份:2021
In this paper,we study the symmetry energy and the Wigner energy in the binding energy formula for atomic nuclei.We simultaneously extract the I2 symmetry energ...
[期刊论文] 作者:BarnesJason H.,YinLinda X.,SaojiAniket A.,CarlsonMatthew L., 来源:世界耳鼻咽喉头颈外科杂志英文版 年份:2021
[期刊论文] 作者:Gharbi,H. Baudrand, 来源:电路与系统(英文) 年份:2021
A rigorous full wave technique based on the Transverse Wave Concept Iterative Procedure (WCIP) is used to design a complex Frequency Selective Surface (FSS). These surfaces include a periodically arrangement of identical circuit. There are ......
[期刊论文] 作者:Brown,Peter H. Sikkema, 来源:美国植物学期刊(英文) 年份:2021
Six field trials were conducted over a four-year (2017-2020) period near Exeter and Ridgetown, Ontario to determine the efficacy of halosulfuron tankmixes applied postemergence to control broadleaf weeds in white bean. Halosulfuron caused u......
[期刊论文] 作者:Hager Mohamed,Lee H. Lee,Sandra D. Adams, 来源:生命科学与技术进展(英文) 年份:2021
Enteroviruses are responsible for emerging diseases which cause diverse symptoms and may re...
[期刊论文] 作者:戴维.H.乔纳森,盛群力, 来源:数字教育 年份:2021
综合十年的研究,作者描述了意义学习的一种分类办法.最有意义的学习结果是解决问题.在这种分类法中,四种不同的问题解决按层次方式排列.解决问题的先决条件是两种基本的推理...
[期刊论文] 作者:Abdullah H. Alhamoud,Hareth A. Aldosaimani,Abdullah A. Alyahya,Ahmad K. Almadani,Nabil H., 来源:儿科学期刊(英文) 年份:2021
Background: At the beginning of the COVID-19 pandemic, some reports demonstrated that children are at lower risk of infection. Though, with the growing transmission of the virus,...
[期刊论文] 作者:WILLEM H. BUITER(哥伦比亚大学国际和公共事务客座教授), 来源:南都周刊 年份:2021
马斯克(Elon Musk)的电动汽车公司特斯拉宣布,早在1月份,公司就已将15亿美元的现金储备投资于比特币。消息传出后,比特币百尺竿头更进一步,大涨10%,达到逾4.4万美元的创纪录高位。然而,对比特币而言,价格有起终有落。  比特币发明于2008年,在2009年开始交易。2010年,一枚......
[期刊论文] 作者:Eman H. Khalifa,Dina A. Ramadan,B. S. El-Desouky, 来源:建模与仿真(英文) 年份:2021
In this paper, we derived a new distribution named as truncated Weibull Rayleigh (TW-R) distribution. Its characterization and statistical properties are obtained, such as reliability function, hazard function, r...
[期刊论文] 作者:Lagoe,James H. Abbott,Shelly A. Littau, 来源:临床医学病理报告(英文) 年份:2021
Hospital length of stay reduction is an important mechanism for improving the outcomes and efficiency of care. This study evaluated the impact of length of stay reduction in the hospitals of Syracuse, New York. Between 2015 and 2020, length......
[期刊论文] 作者:Amin,Shimaa H. Ameen,Marwa T. Abaza, 来源:职业病与环境医学(英文) 年份:2021
Introduction: There are extensive people exposures to paraquat (PQ) herbicide resulting in human health hazards. Aim of the Work: To compare the beneficial neuroprotective effects of hesperidin and...
[期刊论文] 作者:Mohammed H. Goda,Mostafa Abdel Rahman,Emadeldin R. Matar, 来源:病理学期刊(英文) 年份:2021
Breast conservation surgery (BCS) and nipple-areola-sparing (NAS) mastectomy have been recognized as two milestones in this period. This study included 60 Egypt...
[期刊论文] 作者:Fatma H. Mohamed,Saneya A. Fahmy,Amal G. Mohamed, 来源:儿科学期刊(英文) 年份:2021
Background:...
[期刊论文] 作者:H. M. Serag,L. M. Abd-Elrhman,A. A. Alsaban, 来源:理论数学进展(英文) 年份:2021
The existence and uniqueness of the state for 2 × 2 Dirichlet cooperative elliptic systems under conjugation conditions are proved using Lax-Milgram lemma, the...
相关搜索: