Zobrazeno 1 - 10
of 4 158
pro vyhledávání: '"MAO Jun"'
Publikováno v:
Heliyon, Vol 9, Iss 8, Pp e18578- (2023)
This paper provides a non-exhaustive analysis of the human rights-based approach to sustainable development (HRBA to SD) contained in the Draft Pan African Investment Code (Draft PAIC), the Southern African Development Community Model BIT (SADC Model
Externí odkaz:
https://doaj.org/article/e7ade6b36d4244e3ba99000847e33b23
Publikováno v:
Jixie qiangdu, Vol 44, Pp 279-286 (2022)
This article is a study on the physical properties of the scraper under torsion. At first, the process of the scraper conveyor passing through the curved section of the conveyor is analyzed, and then on this basis, the bending moment and the addition
Externí odkaz:
https://doaj.org/article/8aaea48e0bb640f8aa19d4d32c487a10
Publikováno v:
Jixie qiangdu, Vol 44, Pp 937-944 (2022)
In the paper, the suction device of linear compressor is taken as the research object, and aiming at the transverse bending problem of suction valve plate of linear compressor, the structural control equation of suction valve plate is constructed acc
Externí odkaz:
https://doaj.org/article/9f34271a8a8a4a2f834b4af37e2179f2
Publikováno v:
Asian Journal of Surgery, Vol 46, Iss 3, Pp 1372-1373 (2023)
Externí odkaz:
https://doaj.org/article/5e0279b25a87402d834d4987d7cec76f
Publikováno v:
Guan'gai paishui xuebao, Vol 40, Iss 2, Pp 62-69 (2021)
【Background】 Seasonally frozen soils are a widely distributed land resource in China, and sustaining their agricultural production is essential to meet the increased demand of the growing population for foods. Hetao irrigation district in Inner M
Externí odkaz:
https://doaj.org/article/b282425fd2ff4a8dbf8078838caec4c2
Publikováno v:
Jixie qiangdu, Vol 42, Pp 270-275 (2020)
A prediction model based on Deep Belief Network( DBN) was proposed to accurately predict the cutting load of the shearer’s spiral drum. The DBN model uses 7 characteristic parameters which include 2 guiding boots,2 smooth boots,rocker arm vibra
Externí odkaz:
https://doaj.org/article/5d4e6b1b687d4e8fa72b38f5c14b530f
Publikováno v:
Jixie qiangdu, Vol 42, Pp 680-687 (2020)
To study the conveyor belt cover and roller resistance variation with the operation process of belt conveyor,based on the three components of solid model,considering the influence of temperature on the conveyor belt viscoelasticity properties,put for
Externí odkaz:
https://doaj.org/article/20a542a3ae8f402192a96dd340ec0f68
Publikováno v:
Jixie qiangdu, Vol 41, Pp 20-25 (2019)
According to shearer vibration problems in the practical work,using multi-body dynamics theory,considering the connection characteristics between walking unit of shearer and scraper conveyor,the support characteristics of adjustment height oil vat,th
Externí odkaz:
https://doaj.org/article/b7807fad7a1e4479a1bd4ea055afd22a
Publikováno v:
Jixie qiangdu, Vol 41, Pp 125-132 (2019)
Based on the theory of rigid-flex coupled multi-body system dynamics,systematic research has conducted on transmission system of a coal winning machine’s cutting part. By using the software of Recur Dyn,the model was established including transmiss
Externí odkaz:
https://doaj.org/article/39ecfaf93f3341fdbc2b99bfcd49e6ab
Publikováno v:
Jixie qiangdu, Vol 41, Pp 468-472 (2019)
In order to study the caving process of caving coal hydraulic support and the breaking law between immediate roof and basic roof,Taking the ZF15000/28/52 export caving hydraulic support as the research object, establish a three-dimensional simulation
Externí odkaz:
https://doaj.org/article/f871fbc2d4ee4756827cc86ecf2daf03