Zobrazeno 1 - 10
of 1 898
pro vyhledávání: '"HE Da"'
Publikováno v:
中国工程科学, Vol 25, Iss 5, Pp 43-54 (2023)
China is facing significant challenges in healthcare owing to a severe aging population, continuously increasing healthcare demands, and uneven distribution of healthcare resources. The application of artificial intelligence (AI) and robotics in the
Externí odkaz:
https://doaj.org/article/1e9fdf2c592b45e4b8b94f698b950dd7
Publikováno v:
Zhejiang dianli, Vol 42, Iss 7, Pp 38-46 (2023)
Aiming at the problem of overvoltage caused by ferromagnetic resonance fault of 220 kV CVT （capacitive voltage transformer） and the problem of false alarm of 3U0 monitoring device， a simulation model is established based on actual parameters，
Externí odkaz:
https://doaj.org/article/6bcbd259763e42359b34a139c3fef138
Publikováno v:
E3S Web of Conferences, Vol 561, p 03019 (2024)
To optimize the operating conditions of the swirl grit chamber, based on the Fluent simulation, the initial rain runoff and water quality of the Binhai Industrial Cluster, numerical simulation and actual methods were used to track the sand particles.
Externí odkaz:
https://doaj.org/article/d3f5d3dd7bde484cbe65f5bc4f9e7ddd
Publikováno v:
Cailiao gongcheng, Vol 48, Iss 7, Pp 14-23 (2020)
The rise of the era of 5G wireless technology and development of flexible electronic devices have highlighted the key role of electromagnetic shielding materials for national defense and civil use. As a new carbon material, graphene has a unique two-
Externí odkaz:
https://doaj.org/article/dee1c67687bd4f87a0501c247de0bd33
Management of undescended testis may be improved with educational updates and new transferring model
Publikováno v:
Italian Journal of Pediatrics, Vol 44, Iss 1, Pp 1-5 (2018)
Abstract Background To investigate whether management of undescended testis (UDT) may be improved with educational updates and new transferring model among referring providers (RPs). Methods The age of orchidopexies performed in Children’s Hospital
Externí odkaz:
https://doaj.org/article/40fa83c710264a86896c6101dffaf9bf
Publikováno v:
工程科学学报, Vol 40, Iss 4, Pp 500-507 (2018)
Herein, a robust guaranteed cost control weighting matrix optimization method based on chaos artificial fish swarm algorithm was proposed to overcome the dependence on the experience of selecting a weighting matrix in order to achieve robust guarante
Externí odkaz:
https://doaj.org/article/44351078f3bf4c7e882c9ff357d7b224
Publikováno v:
工程科学学报, Vol 39, Iss 2, Pp 182-189 (2017)
FLAC3D strength reduction method had been adopted to research on the stability of 3D slopes with interbedding of soft and hard rocks, when the dip angle of stratum and the angle between the strike direction of slope and stratum changed, and the failu
Externí odkaz:
https://doaj.org/article/46be1b99f57440efa0b382d281a17a84
Autor:
Jun Zhang, He da Zhang, Lin Chen, Da Wei Sun, Chang fei Mao, Wei Chen, Jian Zhong Wu, Shan liang Zhong, Jian Hua Zhao, Jin Hai Tang
Publikováno v:
Cellular Physiology and Biochemistry, Vol 34, Iss 6, Pp 2027-2037 (2014)
Background: Multidrug resistance (MDR) directly contributes to the clinical failure of chemotherapy in breast cancer (BCA). β-elemene is a natural antitumor drug from plants. We previously confirmed that MDR could be reversed by β-elemene. In this
Externí odkaz:
https://doaj.org/article/d7dc593c13de403488c2ededf5d7d8c9
Publikováno v:
Tongxin xuebao, Pp 93-100 (2008)
A novel keyed one-way hash function based on chaotic dynamic parameters was presented which combines the advantage of both chaotic system and conventional one-way hash function.In the proposed approach the fixed parameters of conventional hash functi
Externí odkaz:
https://doaj.org/article/4ece6ee0cc9c4de3aabb98bd6008c304
Publikováno v:
Tongxin xuebao, Pp 9-12 (2007)
The security flaws of the group signature proposed by Zhang Jianhong and etc.was analyzed.It pointed out that the group signature was not untraceable for the revocation center could not open a valid group signature.A coalition attack that the manager
Externí odkaz:
https://doaj.org/article/daf6316216974af097c5f5c003fa331c