Zobrazeno 1 - 10
of 15
pro vyhledávání: '"Qing-Feng Cheng"'
Publikováno v:
BMC Neurology, Vol 23, Iss 1, Pp 1-7 (2023)
Abstract Introduction To observe the clinical efficacy of ultrasound-guided stellate ganglion block (SGB) + extracorporeal shock wave therapy (ESWT) for limb spasticity in patients with ischemic stroke. Methods A total of 60 patients with post-stroke
Externí odkaz:
https://doaj.org/article/5c973afbaa8748eab6094699966097f1
Publikováno v:
网络与信息安全学报, Vol 3, Iss 12, Pp 22-30 (2017)
The new 0-RTT Internet key exchange was drawn on the TLS 1.3 session resumption phase,the rFSOPKE protocol was constructed,and the Early data encryption and transmission process were improved.The rFSOPKE protocol can protect the forward security of E
Externí odkaz:
https://doaj.org/article/ad3c92a28c074d73b910b1be02d7c969
Publikováno v:
Huan jing ke xue= Huanjing kexue. 37(6)
This study utilized the sequencing batch activated sludge reactor (SBR) inoculated aerobic granular sludge (AGS) to treat the low COD/N ratio (4.0) domestic wastewater under low DO (0.5-1.0 mg·L
Publikováno v:
Advanced Materials Research. :1097-1102
Backwashing time is one of the most critical operational parameters for biological filter. In order to investigate the effect of backwashing time on iron, manganese, ammonia and turbidity removal, three backwashing time (5 min, 4 min and 3 min) were
Publikováno v:
Huan jing ke xue= Huanjing kexue. 36(11)
In this study, simultaneous nitrification and denitrification (SND) coupled Phosphorus removal process through gradually decreasing DO concentration was investigated by treating wastewater with a low COD/TN ratio (C/N = 3 : 1-4: 1) in a sequencing ba
Performance of Anoxic-Anaerobic Oxidation Ditch for Nutrient Removal under Low Temperature Condition
Publikováno v:
Advanced Materials Research. :1776-1779
Temperature was a very important factor affecting the efficiency of biological nitrogen and phosphorus removal, as temperature sharply affecting the biological activity of biomass. A pilot-scale anoxic-anaerobic oxidation ditch (OD) process was used
Autor:
Wei Wang, Qing Feng Cheng
Publikováno v:
Applied Mechanics and Materials. :289-293
In this paper, we analyze two ID-based authenticated key exchange (AKE) protocols in the eCK model. One is a two-party AKE protocol between members of distinct domains proposed by Xia et al. in 2009. The other is a dynamic group AKE protocol proposed
Publikováno v:
Advanced Materials Research. :239-244
Nozzle-flapper type electro-hydraulic servo valve operated by torque motor has been widely used in industrial applications. As their bandwidths are limited, they are not suitable for high-speed applications. This paper presents a novel nozzle flapper
Publikováno v:
Chinese Journal of Computers. 34:38-46
Publikováno v:
Journal of Electronics & Information Technology. 33:587-591