Zobrazeno 1 - 10
of 24
pro vyhledávání: '"Zhong-yin Guo"'
Publikováno v:
Frontiers in Oncology, Vol 13 (2023)
ObjectivesTo develop a scoring system based on independent predictors of the need for ventriculoperitoneal (VP) shunt after brain tumor resection in pediatric patients.MethodsA total of 416 pediatric patients (≤ 14 years old) with brain tumors who
Externí odkaz:
https://doaj.org/article/9188410032a3489096676c7737170983
Publikováno v:
Pediatric Neurology. 144:119-125
Publikováno v:
Applied Mechanics and Materials. 372:314-317
Based on the theory of viscoelasticity, the Dynamic Shear Rheology test is used as study method. Study subjects are AH70 asphalt, SBS modified asphalt and MAC modified asphalt. Study objective is to analyze the effects of both high temperature and lo
Autor:
Zhong Yin Guo, Yong Fang
Publikováno v:
Advanced Materials Research. 723:189-195
To solve the problems in the current deterministic method of a maximum speed limit for expressway, a method of dynamic speed limit on expressway under complex climate was presented which was based on pavement skid-resistant performance. Firstly, the
Publikováno v:
Advanced Materials Research. 723:58-66
in order to find a suitable pavement and develop a reasonable pavement design method for southern warm continental climate regions, both experiment roads and finite element simulations are employed in this research. In experiment roads, strain detect
Publikováno v:
Applied Mechanics and Materials. :97-101
The study of effects of high temperature on asphalt binder based on viscoelasticity theory will help clarify the influence mechanism of temperature on asphalt binder. Based on the theory of viscoelasticity, the Dynamic Shear Rheology test is used as
Publikováno v:
Applied Mechanics and Materials. 281:603-606
The objective of this study is to analyze and determine the features of asphalt binder under the simultaneous effect of high temperature and shear stress. Based on the theory of viscoelasticity, the dynamic shear rheology test is used as study method
Publikováno v:
Journal of Highway and Transportation Research and Development (English Edition). 5:22-26
By using dynamic tri-axial testing, permanent plastic strain curves of silty subgrade soil under 104 repeated loading were tested with three water content levels, two compaction degree levels and three deviator stress levels. The effect of the above
Autor:
Jing Song Shan, Zhong Yin Guo
Publikováno v:
Key Engineering Materials. :253-258
When HMA (hot mixture asphalt) is used to remedy functional or structural deficiencies of existing JPCP (joint plain concrete pavement), reflection cracking is a major distress mode in HMA overlay. The basic mechanism of reflection cracking is the pr
Publikováno v:
Journal of Highway and Transportation Research and Development (English Edition). 3:117-121
This paper studies the alignment design of the tunnel entrance and exit zone in order to improve the operating safety. By analyzing the transition character of driving environment at the tunnel entrance and exit zone, the alignment transition indexes