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Imitation tools for automated systems used in small arms testing [PDF]

open access: yesИзвестия Саратовского университета. Новая серия. Серия Математика. Механика. Информатика, 2021
Currently, various imitators (imitation tools) are widely used to test various equipment and evaluate its parameters. The main goal of developing new imitation tools in the field of creating automated systems used in testing small arms is to accelerate ...
Vdovin, Aleksey Yu.
doaj   +1 more source

Evaluation of hand transmitted chainsaw vibrations during wood cutting [PDF]

open access: yesE3S Web of Conferences, 2020
Forestry workers are exposed to vibrations from chainsaws which usually are not taken into consideration from the negative impact point of view on their health.
Matache Mihai Gabriel   +3 more
doaj   +1 more source

Using process data to understand problem-solving strategies and processes for drag-and-drop items in a large-scale mathematics assessment

open access: yesLarge-scale Assessments in Education, 2021
In 2017, the mathematics assessments that are part of the National Assessment of Educational Progress (NAEP) program underwent a transformation shifting the administration from paper-and-pencil formats to digitally-based assessments (DBA).
Yang Jiang   +4 more
doaj   +1 more source

Structural analysis of deep soil loosening machine MAS-65 [PDF]

open access: yesE3S Web of Conferences, 2019
Deep soil loosening machine MAS 65 is destined to work soil at depths exceeding 45 cm, thus the machine’s frame is subjected to loads which could affect its structural integrity. Within this paper a static structural analysis was performed on the machine’
Matache Mihai Gabriel   +5 more
doaj   +1 more source

Effect of Inhomogeneous Mechanical Properties on the Stress-Strain Field at the Crack Tip and Crack Growth Direction in Dissimilar Metal Welded Joints

open access: yesScience and Technology of Nuclear Installations, 2023
In the failure analysis and safety assessment of dissimilar metal welded joints, the mechanical heterogeneity of local regions is usually ignored and limited sampling locations are selected.
Shuang Wang   +5 more
doaj   +1 more source

Exploring How ELT Teachers Perceive and Practice English Language Assessment

open access: yesJournal of Language and Education, 2021
As a well-designed language education program naturally requires a well-designed assessment component, the pivotal role of assessment in language education needs to be stressed.
Ali Isik
doaj   +1 more source

Collagen Based Bio-Additives in Polymer Composites [PDF]

open access: yesНанотехнологии в строительстве, 2022
Introduction. Polymer composite materials (PCM) based on epoxy resins are widely used in the construction industry. They are applied in construction of bridge spans, roadway slabs, footwalk planks, in low-loaded structures, as well as for reinforcement ...
Aldar B. Baldanov   +3 more
doaj   +1 more source

The Relationship Between Selected Load-Velocity Profile Parameters and 50 m Front Crawl Swimming Performance

open access: yesFrontiers in Physiology, 2021
The purpose of the present study was to establish relationships between sprint front crawl performance and a swimming load-velocity profile. Fourteen male national-level swimmers performed 50 m front crawl and semi-tethered swimming with three ...
Tomohiro Gonjo   +3 more
doaj   +1 more source

Using Andersen’s model of health care utilization to assess factors associated with COVID-19 testing among adults in nine low-and middle-income countries: an online survey

open access: yesBMC Health Services Research, 2022
Background This study aimed to investigate, using Andersen’s model of health care utilization, factors associated with COVID-19 testing among adults in nine low- and middle- income countries.
Supa Pengid   +14 more
doaj   +1 more source

Flexural Behavior of Circular Hollow RC Piers with Reduced Amounts of Inner Hoops

open access: yesInternational Journal of Concrete Structures and Materials, 2020
Reversed cyclic loading tests of two circular hollow RC piers were conducted in this study to investigate the effect of different amounts of inner and outer circular hoops on their flexural behavior. The test results showed that the column with a smaller
Zhong-Xian Li   +3 more
doaj   +1 more source

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