نتایج جستجو برای: cold working
تعداد نتایج: 306690 فیلتر نتایج به سال:
Much has been said about the relationship between measures of Work ing Memory Capacity (WMC) and higher order cognition. Indeed, what exactly accounts for this relationship has been a major topic of inquiry in cognitive psychology for over 20 years (Engle & Oransky, 1999). Attempts to better understand this problem have shed considerable light on the role of WMC in a wide array of research dom...
This paper presents a mathematical model that could assist in measuring, monitoring and controlling tem-perature variation in cold and ‘red-hot’ metal working conditions of machining. A numerical analysis tech-nique of the temperature distribution, based on the theory of complex applied potential, was carried out using the principles of relationship analysis between the paths of heat supply in ...
In rats, dietary supplementation with the amino acid tyrosine (TYR) prevents depletion of central catecholamines observed during acute environmental stress. Concomitant changes in the animals' behavioral responses to stress suggest that TYR might have similar effects on central catecholamines and cognition in humans exposed to environmental stress. This study aimed to determine if severe cold e...
The paper presents two useful extensions of the incremental SVM in the context of online learning. An online support vector data description algorithm enables application of the online paradigm to unsupervised learning. Furthermore, online learning can be used in the large-scale classification problems to limit the memory requirements for storage of the kernel matrix. The proposed algorithms ar...
چکیده ندارد.
OBJECTIVE To present recommendations for the prevention, recognition, and treatment of environmental cold injuries. BACKGROUND Individuals engaged in sport-related or work-related physical activity in cold, wet, or windy conditions are at risk for environmental cold injuries. An understanding of the physiology and pathophysiology, risk management, recognition, and immediate care of environmen...
The objective of ICCF-17 is to allow international groups of scientists to present their data to further the collective understanding of scientists working in the field and so that skeptical members of the mainstream scientific community, the media, and the public will see the evidence that “cold fusion” is real. Indeed, several groups are currently developing commercial products that produce e...
ColdZyme® Mouth Spray (ColdZyme) is a mouth spray intended to reduce the probability of catching a cold and/or can help shorten the duration of a cold if used at an early stage of the infection, by forming a barrier on the pharyngeal mucous membrane. This study evaluated the preventative effect of ColdZyme on common cold infections in personnel at elderly care facilities, and assessed the level...
Cold in- and outdoor work can result in different adverse effects on human health. Health problems decrease performance and work productivity and increase the occurrence of accidents and injuries. Serious health problems can also result in absence from work due to sick leave or hospitalization. At its worst, work in cold conditions could be associated with deaths due to cold-related accidents o...
using cold working fastener holes is a simple life enhancement procedure that strengthens metallic components by retarding crack growth around a hole. in the present paper, the residual stress field that is induced by the hole expansion process is obtained based on different material models namely elastic perfect plastic, isotropic hardening and kinematic hardening using three-dimensional finit...
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