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Jiawei Li, Qifeng Li, Weihong Ma, Xianglong Xue, Chunjiang Zhao, Dan Tulpan and Simon X. Yang
Body dimensions are key indicators for the beef cattle fattening and breeding process. On-animal measurement is relatively inefficient, and can induce severe stress responses among beef cattle and pose a risk for operators, thereby impacting the cattle?s...
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Mykola ?. Tkachuk,Andriy Grabovskiy,Mykola ?. Tkachuk,Mariia Saverska,Iryna Hrechka
Pág. 16 - 25
A significant share of structures includes the components that are in contact with each other. These include, for example, stamps, molds, machine tools, technological equipment, engines, etc. They are characterized by a varied load mode. Therefore, an im...
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Ali Anvari
Pág. 137 - 141
In this paper, by applying analytical method and using experimental method data, the effect of sliding velocity on friction coefficient for contact of copper with copper is investigated. Some equations for obtaining friction coefficient as a function of ...
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Xuejie Zhang, Jinli Zhao, Haimeng Liu, Yi Miao, Mengcheng Li and Chengxin Wang
The emergence and enduring diffusion of COVID-19 has had a dramatic impact on cities worldwide. The scientific aim of this study was to introduce geospatial thinking to research related to infectious diseases, while the practical aim was to explore the i...
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Tiewei Sun, Min Wang, Xiangsheng Gao and Yingjie Zhao
In order to eliminate the calculation error of the Hertzian elastohydrodynamic contact stress due to the asymmetry of the contact region of the helix raceway, a non-Hertzian elastohydrodynamic contact stress calculation method based on the minimum excess...
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Juan Pablo Bolio Ortiz,Alma Delia Hernandez Rugerio,Hector Joaquin Bolio Ortiz. Centro de Investigaciones Sociales yEstudios Jurídicos de laPenínsula, México
Pág. 23 - 31
En la historia de los recursos naturales se plantean problemas trascendentales como el deterioro ambiental y la utilidad de rastrear su pasado, así como de unidades productivas y las formas de apropiación del paisaje. En este trabajo, Yucatán es analizad...
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Jesus Alejandro Serrato-Pedrosa, Guillermo Urriolagoitia-Sosa, Beatriz Romero-Ángeles, Guillermo Manuel Urriolagoitia-Calderón, Salvador Cruz-López, Alejandro Urriolagoitia-Luna, David Esaú Carbajal-López, Jonathan Rodolfo Guereca-Ibarra and Guadalupe Murillo-Aleman
Plantar pressure distribution is a thoroughly recognized parameter for evaluating foot structure and biomechanical behavior, as it is utilized to determine musculoskeletal conditions and diagnose foot abnormalities. Experimental testing is currently bein...
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Mariya A. Severinenko, Vladimir P. Solodukhin, Bekmamat M. Djenbaev, Svetlana G. Lennik, Baktiyar T. Zholboldiev and Daniel D. Snow
Important for irrigation, the transboundary river basin between Kyrgyzstan and Kazakhstan is vulnerable to geochemical and anthropogenic sources of pollution. The use of water use indices, together with measurements of the elemental and radionuclide comp...
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Elena Kudryavtseva, Marina Kravchishina, Larisa Pautova, Igor Rusanov, Dmitry Glukhovets, Alexander Shchuka, Ivan Zamyatin, Nadezhda Torgunova, Anna Chultsova, Nadezhda Politova and Alexander Savvichev
The seasonally ice-covered marine region of the European Arctic has experienced warming and sea ice loss in the last two decades. During expeditions in August 2020 and 2021, new data on size-fractioned primary production (PP), chlorophyll a concentration...
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Wenhai Zhao, Wanrun Li, Boyuan Fan and Yongfeng Du
The dynamic characteristics of existing wind turbine structures are usually monitored using contact sensors, which is not only expensive but also time-consuming and laborious to install. Recently, computer vision technology has developed rapidly, and mon...
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Chunyu Guo, Chengsen Zhang, Chunhui Wang and Chao Wang
When the icebreaker sails in the polar region, it adopts continuous and ramming icebreaking operations. When the ice condition exceeds the design working condition, it uses the ramming icebreaking method to advance. The nonlinear icebreaking process and ...
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Cristian Acuña, Juan Betancur, Jair Arrieta Baldovino, Guilliam Barboza and Manuel Saba
This study assessed the dispersivity of soils extracted from the northern region of Cartagena de Indias (Colombia) using the pinhole test, crumb test, and chemical?microstructural analyses. Dispersive soils are susceptible to erosive phenomena upon conta...
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Long Wang, Jianfei Xing, Xiaowei He, Xin Li, Wensong Guo, Xufeng Wang and Shulin Hou
Due to the lack of water resources, the main agricultural planting method used in the northwest region of China is plastic film mulching, with precision hole sowing performed on the film after mulching. However, conventional hole-forming devices damage t...
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Lili Wei, Lingkai Kong, Zhigang Liu, Zhenglong Yang and Hua Zhang
According to the intelligent development needs of railway operation and maintenance, turnout maintenance also needs an efficient and intelligent means of detection. It is the main method used to measure the access depth of static contact manually. In ord...
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Mateusz Dziubek, Jacek Rysinski and Daniel Jancarczyk
Automated monitoring of cutting tool wear is of paramount importance in the manufacturing industry, as it directly impacts production efficiency and product quality. Traditional manual inspection methods are time-consuming and prone to human error, neces...
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Christine Costa and Frederick Lia
In the opportunity to understand the benefits of Maltese soil and its importance to our climate, the content of heavy metals?including Co, Cr, Cu, Fe, Mn, Ni, Pb, Sr, and Zn?was studied in two fields in proximity in the south-east region of Malta. Analyt...
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Smita Khade, Shilpa Gite and Biswajeet Pradhan
In the recent decade, comprehensive research has been carried out in terms of promising biometrics modalities regarding humans? physical features for person recognition. This work focuses on iris characteristics and traits for person identification and i...
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Francisco B. Lamas and Vítor A. F. Costa
Characterizing the refrigerant side of heat pump water heaters (HPWHs) can be intrusive and expensive. On the other hand, direct external measurement techniques can be unfeasible, particularly in commercial HPWHs for residential applications. Non-intrusi...
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Sebastián Araya-Pizarro
The objective of this paper was to analyze the incidence of Covid-19 in the behaviour of tourists in the Coquimbo region. The methodology had a quantitative approach, non-experimental design, descriptive type and cross section. The data were collected th...
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Liu Yang, Tang Wei, Liu Lisheng, Shao Junfeng, Shao Ming and Cheng Xiangzheng
This paper investigates the heat effects of continuous high-power lasers on steel cylinders. A theoretical model combining the mechanical characteristics and heat transfer of the steel cylinder that irradiated by a high-power laser is established. Simula...
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