Zobrazeno 1 - 10
of 4 181
pro vyhledávání: '"CAI Feng"'
Publikováno v:
Open Chemistry, Vol 22, Iss 1, Pp 17-29 (2024)
In recent years, the service life of building materials has become the focus of attention. Among them, the service life of concrete and steel bars is particularly affected by the corrosion of external ions (such as Cl−) in the environment. To solve
Externí odkaz:
https://doaj.org/article/a096f30dad5c4ebba22b31344f53c4bc
Publikováno v:
Gong-kuang zidonghua, Vol 49, Iss 9, Pp 98-105 (2023)
5G technology is the foundation for achieving intelligent mining construction. In response to the problem of difficult interoperability between mining 5G intelligent terminals and control platforms among different manufacturers, it is necessary to un
Externí odkaz:
https://doaj.org/article/deac38f12c1d46928ab1cf21b144f3df
Publikováno v:
BMC Geriatrics, Vol 23, Iss 1, Pp 1-10 (2023)
Abstract Objectives Higher levels of happiness are associated with longer life expectancy. Our study assessed the extent to which various factors explain the protective effect of happiness on all-cause mortality risk, and whether the association diff
Externí odkaz:
https://doaj.org/article/57d1c65bcb43457eb39b964efde129e7
Publikováno v:
PLoS ONE, Vol 19, Iss 7, p e0307591 (2024)
As a key mechanism of belt conveyor, the health status and working state of its parts have a profound impact on whether the belt conveyor can run normally and safely. In the composition of the standard belt conveyor, the number of rollers is numerous
Externí odkaz:
https://doaj.org/article/088fe258bd5d45228bc138f18ea41681
Publikováno v:
Meikuang Anquan, Vol 53, Iss 10, Pp 184-190 (2022)
The difficulties of gas lift slag removal and the accidents caused by sticking drill, holding drill and even jet hole are always the important factors that baffle gas extraction technology of long boreholes along the bedding. In this paper, the numer
Externí odkaz:
https://doaj.org/article/64c8faacc66e473ab959c3a9598d7eb6
Autor:
Chris K. Kim, Ji Whae Choi, Zhicheng Jiao, Dongcui Wang, Jing Wu, Thomas Y. Yi, Kasey C. Halsey, Feyisope Eweje, Thi My Linh Tran, Chang Liu, Robin Wang, John Sollee, Celina Hsieh, Ken Chang, Fang-Xue Yang, Ritambhara Singh, Jie-Lin Ou, Raymond Y. Huang, Cai Feng, Michael D. Feldman, Tao Liu, Ji Sheng Gong, Shaolei Lu, Carsten Eickhoff, Xue Feng, Ihab Kamel, Ronnie Sebro, Michael K. Atalay, Terrance Healey, Yong Fan, Wei-Hua Liao, Jianxin Wang, Harrison X. Bai
Publikováno v:
npj Digital Medicine, Vol 5, Iss 1, Pp 1-9 (2022)
Abstract While COVID-19 diagnosis and prognosis artificial intelligence models exist, very few can be implemented for practical use given their high risk of bias. We aimed to develop a diagnosis model that addresses notable shortcomings of prior stud
Externí odkaz:
https://doaj.org/article/f0f396cc4f334525b20cb1ca2433d075
Publikováno v:
Frontiers in Environmental Science, Vol 10 (2022)
China has recently taken several measures to counter the environmental pollution caused by the crude model of past economic development. Among them, taxation has proved especially efficient. We take the Environmental Protection Tax Law, implemented o
Externí odkaz:
https://doaj.org/article/ae7566cf084c4a47bebf5d75ed53dd1f
Publikováno v:
Gong-kuang zidonghua, Vol 46, Iss 7, Pp 89-93 (2020)
In order to study influence of temperature and pressure on gas adsorption and desorption characteristics of coal sample, adsorption capacity, isosteric heat of adsorption, Langmuir adsorption constant, initial effective diffusion coefficient and diff
Externí odkaz:
https://doaj.org/article/aa76192f92f04020a7fccfbf158cd192
Publikováno v:
PeerJ, Vol 9, p e12323 (2021)
Dihydroflavonol 4-reductase (DFR), a key regulatory enzyme, participated in the biosynthesis of anthocyanins, proanthocyanidins and other flavonoids that essential for plant survival and human health. However, the role of this enzyme in Ophiorrhiza j
Externí odkaz:
https://doaj.org/article/6ebaaeb8c87d4ee7abd925d5161d390a
Publikováno v:
Gong-kuang zidonghua, Vol 45, Iss 10, Pp 43-48 (2019)
In order to study deformation and failure characteristics of mining overburden rock on the deep 'three-sided' island working face with old goaf on the left, right and upper sides, taking 120502 working face of a coal mine as research object, the stre
Externí odkaz:
https://doaj.org/article/23fca5ee66944702b16212c5abe6f03a