Zobrazeno 1 - 10
of 47
pro vyhledávání: '"Jinxiao Liu"'
Publikováno v:
Frontiers in Ecology and Evolution, Vol 11 (2023)
The blast-induced vibration during excavation by the drilling and blasting method has an important impact on the surrounding buildings/structures and auxiliary equipment. In particular, with the development of tunnel engineering, the impact of blasti
Externí odkaz:
https://doaj.org/article/a7163bfc905948a8875a8500aa8bc63f
Publikováno v:
Frontiers in Psychology, Vol 13 (2022)
To explore the changes in the mental health levels of Chinese physical education college students, the present study conducted a cross-temporal meta-analysis of 43 papers that adopted the Symptom Checklist 90 (SCL-90) from 1995 to 2019. The results s
Externí odkaz:
https://doaj.org/article/efaa54ebf12e4e3fb9f2115c79e23627
Autor:
Xiangju Kong, Qiushuang Zhu, Yuanjie Dong, Yuqiao Li, Jinxiao Liu, Qingna Yan, Mingli Huang, Yucun Niu
Publikováno v:
Frontiers in Nutrition, Vol 9 (2022)
This study aimed to characterize metabolite differences and correlations between hypertensive disorders of pregnancy (HP) and gestational diabetes mellitus (GDM) using univariate, multivariate analyses, RF, and pathway analyses in a cross-sectional s
Externí odkaz:
https://doaj.org/article/bdf77dc7405a4214bd59307e2fe57358
Publikováno v:
Geofluids, Vol 2021 (2021)
In coal mine paste filling technology, geomaterials like coal gangue and fly ash are used as the main component, and cement is applied as the cementing material. In the mining production, mining-and-filling is a cyclic work, where the filling immedia
Externí odkaz:
https://doaj.org/article/07d1dd8791b94bf1be058b2f15c2e9e4
Publikováno v:
Advances in Civil Engineering, Vol 2021 (2021)
Weak impact occurs during roadway excavation in some extremely thick coal seams in China. Although this hazard is not enough to destroy the roadway, it will cause fracturing and large deformation of the roadway surrounding rock, resulting in the frac
Externí odkaz:
https://doaj.org/article/3d0454c452d94b0db130101dca05dbd0
Publikováno v:
Advances in Civil Engineering, Vol 2021 (2021)
In longwall mining, the deformation and destruction of overlying strata always lag behind coal extraction. The overlying strata characteristics at the lateral boundary of the stope can be classified into four categories, i.e., Hard-Soft, Soft-Hard, H
Externí odkaz:
https://doaj.org/article/6aa4c58c50564a9381b308a190a4cc9f
Publikováno v:
The Journal of Engineering (2019)
The paper aims to propose an algorithm to calculate the power flow of an AC&DC hybrid distribution system. AC&DC distribution networks have recently attracted increasing attention, for the distributed generations (DGs) and DC loads can be integrated
Externí odkaz:
https://doaj.org/article/c6412d107cb94b928d3deb6a8d1585d8
Optimization and Hydration Mechanism of Composite Cementing Material for Paste Filling in Coal Mines
Publikováno v:
Advances in Materials Science and Engineering, Vol 2019 (2019)
The low early strength of materials for paste filling in mines caused by low early strength of composite cementing material has been a severe issue. In this study, the effects of sulphoaluminate cement and gypsum on strengths of composite cementing m
Externí odkaz:
https://doaj.org/article/b32c94df080044c79c9942fb402ea6da
Publikováno v:
Energies, Vol 10, Iss 9, p 1309 (2017)
Backfilling is widely used to control surface subsidence and stope stability to improve pillar recovery. Furthermore, it is also an effective way to process and dispose of mining waste such as coal gangue and tailings. In this study, the hydraulic-me
Externí odkaz:
https://doaj.org/article/aede078539e54cf18176dc7b3829b565
Publikováno v:
Applied Psychology: Health and Well-Being. 15:425-446
Subjective well-being is a crucial index measuring the mental health of medical staffs, and it is necessary to examine the changes in subjective well-being (SWB) level of Chinese medical staffs with time. A cross-temporal meta-analysis was performed