Zobrazeno 1 - 10
of 7 034
pro vyhledávání: '"WANG Xiaojun"'
Publikováno v:
矿业科学学报, Vol 9, Iss 4, Pp 483-492 (2024)
The open field subsequent filling method in segmented drilling stage is an efficient mining method for inclined medium thick ore bodies.However, blasting, filling and stope stability show complex relationships, causing surface subsidence, roof and fl
Externí odkaz:
https://doaj.org/article/9489d6a757964ff8bcd9eaf86da65f62
Publikováno v:
Zeitschrift für Kristallographie - New Crystal Structures, Vol 239, Iss 3, Pp 585-587 (2024)
C15H8F4N2O3, monoclinic, P21/n (no. 14), a = 11.2759(7) Å, b = 9.0182(5) Å, c = 14.2235(8) Å, β = 93.834(2)°, V = 1443.13(15) Å3, Z = 4, Rgt (F) = 0.0391, wRref (F 2) = 0.1067, T = 273.15 K.
Externí odkaz:
https://doaj.org/article/17114082cf5b4a148cf1776207f8889e
Publikováno v:
Transylvanian Review of Administrative Sciences, Vol 19, Iss 70, Pp 28-44 (2023)
Does administrative reform boost the favorable business environment? What is the mechanism underlying such reform? This study explores the relationship between administrative reform and the business environment in China via a mixed-method approach. T
Externí odkaz:
https://doaj.org/article/b5a5c757839744ef9687a92d927141b5
Autor:
Hu Peisong, Wang Xiaojun, Xie Linghong, Zhang Lin, Huang Shengnan, Han Xinru, Wang Guogang, Hu Xiangdong
Publikováno v:
中国工程科学, Vol 25, Iss 4, Pp 101-108 (2023)
China’s food system is transforming from providing adequate and safe food to supplying nutritious and healthy food as the country develops into a new stage of comprehensive modernization. To be green and low-carbon has become the global consensus r
Externí odkaz:
https://doaj.org/article/b01450f7f69545298864e0531c978567
Autor:
Mei Xurong, Zhang Lin, Yuan Longjiang, Hu Xiangdong, Xie Linghong, Wang Guogang, Wang Xiaojun
Publikováno v:
中国工程科学, Vol 25, Iss 4, Pp 39-49 (2023)
Accurate identification and effective control of food security risks are crucial for national security. This study constructs a food security risk system that comprises nine major types of risk sources from the perspective of the entire industrial ch
Externí odkaz:
https://doaj.org/article/2ade169fc4354562a32238dc542c1403
Publikováno v:
Frontiers in Earth Science, Vol 11 (2023)
Introduction: Cavability issues often arise in hard rock mines employing the block caving mining method. Hydraulic fracturing stands out as a promising pre-conditioning technology for hard rock masses, with its pre-conditioning effects dependent on v
Externí odkaz:
https://doaj.org/article/714ee9a1e930428e9e3b42939ea3681b
Publikováno v:
Xi'an Gongcheng Daxue xuebao, Vol 37, Iss 1, Pp 54-61 (2023)
In view of the problems of low yield of enzymatic conversion of ginsenoside Rb1 in traditional buffer solution, low solubility of intermediates and slow enzymatic conversion rate, ginsenoside Rb1 was converted by deep eutectic solvent auxiliary enzym
Externí odkaz:
https://doaj.org/article/ef2e0896930d4a2b8da5496b81ac8092
Autor:
Wu Kongming, Mao Shiping, Xie Linghong, Zhang Lin, Sun Weilin, Zhang Junbiao, Wang Guogang, Chen Yangfen, Wang Xiaojun
Publikováno v:
中国工程科学, Vol 24, Iss 1, Pp 83-92 (2022)
Promoting the competitiveness of China’s agricultural industry is crucial for building China into a great modern country. The aggravation of agricultural external risks and the basic national conditions—smallholder farmers, resource shortage, and
Externí odkaz:
https://doaj.org/article/ae897874e9af4588803e53c7b76a571a
Publikováno v:
Cailiao gongcheng, Vol 50, Iss 9, Pp 97-104 (2022)
The 2NaBH4+MgH2 and 2NaBH4+MgH2+0.1MFx (M=Ni, Ti, Zr;x=2, 3, 4) hydrogen storage composites were prepared by ball milling. The morphology, element distribution, and crystal structure of the composites were detected by scanning electron microscopy
Externí odkaz:
https://doaj.org/article/26d9e63d98b04a669f5d2fe60ace209c
Publikováno v:
Xiehe Yixue Zazhi, Vol 13, Iss 3, Pp 377-382 (2022)
Aesthetic medicine includes aesthetic surgery, cosmetic dermatology, aesthetic dentistry and aesthetic Chinese medicine. The goal of aesthetic medicine is to maintain, modify and remodel the beauty of appearance through medical methods. The shaping o
Externí odkaz:
https://doaj.org/article/590757c94acf468889da1ce53c030ec0