Results 111 to 120 of about 34,263 (308)
Research of Fuzzy Recognition System of Working State of Hydraulic Support
Gong-kuang zidonghua, 2012 In view of problem that current pressure monitoring system of hydraulic support of fully mechanized coal face can only monitor pressure of fully mechanized coal face and cannot recognize working state of hydraulic support, a fuzzy recognition system of ...
ZHANG Shen +4 more
doaj
A preliminary assessment of the coastal fishery resources in India: socioeconomic and bioeconomic perspective [PDF]
India is endowed with a continental shelf of 0.5 million km2 and an exclusive economic zone (EEZ) of about 2 million km2. Almost half (39%) of the Indian population utilizes the marine fisheries resources.
Immanuel, S. +4 more
core
‘Let's Turn the Grass Into Meat’: Animal Husbandry as Women's Work in Cold War North Korea
Gender &History, EarlyView.ABSTRACT In postcolonial North Korea, the future of the nation was said to be a function of the feedlot. Unobtainable on the battlefields of the recently ended Korean War, liberation and unification of the peninsula became a question of competitive developmentalism.
Sunho Ko, Derek J. Kramer
wiley +1 more source
STATE‐LED RURALIZATION AND ITS URBAN ENTANGLEMENTS: Agribusiness Land Transfers in Rural China
International Journal of Urban and Regional Research, EarlyView.Abstract As urbanization takes on forms and spaces beyond the typical city, urban theorists have questioned how the field can comprehend the rural. Drawing on recent theories in rural geography, I propose the concept of ‘state‐led ruralization’, which I define as state agencies’ deliberate effort to reshape rural social space by regulating the ...
Ettore Santi
wiley +1 more source
Research on key technologies of 3D laser scanning modeling in fully mechanized working face
Gong-kuang zidonghua, 2022 According to the boundary information of the coal wall and roof in the 3D laser scanning model of fully mechanized working face, the shearer can automatically adjust the cutting height of the drum to realize the coal precise mining. The existing technology realizes the automatic extraction of the roof line of coal cutting based on the laser point cloud
RONG Yao +4 more
openaire +1 more source
Journal of Agricultural Economics, EarlyView.ABSTRACT Most research questions in agricultural and applied economics are causal in nature: they study how changes in one or more variables (such as policies, prices or weather) affect one or more other variables (e.g., income, crop yields or pollution).
Arne Henningsen +6 more
wiley +1 more source
A three machine digital twin and collaborative modeling method for fully mechanized working face
Gong-kuang zidonghua, 2023 The existing coal mine equipment digital twin modeling method mainly focuses on single equipment modeling. It lacks three machine coupling collaborative relationship analysis. In order to solve the above problems, the paper puts forward three machine digital twin and collaborative modeling method for fully mechanized working face.
LIU Qing +3 more
openaire +1 more source
Narrating and negotiating the repressed city: representations of Prague in Jiří Weil's work [PDF]
, 2015 No abstract ...
Solic, Mirna
core
Insights from the Presidential Addresses to the Agricultural Economics Society
Journal of Agricultural Economics, EarlyView.ABSTRACT The Society's published presidential addresses have embraced a wide range of subject matter, reflecting a ‘road well travelled’ in agricultural economics. The areas covered include the development and use of data and statistics, lessons from history, sectoral analysis, land economics, international trade and international development.
David Blandford
wiley +1 more source