Zobrazeno 1 - 10
of 1 037
pro vyhledávání: '"pressure test"'
Publikováno v:
Cailiao gongcheng, Vol 52, Iss 12, Pp 111-121 (2024)
Flexible textile composite materials have received increasing attention in the application of variable configuration aircraft due to their flexibility， and foldable and unfoldable properties. However， there are still great uncertainties about the
Externí odkaz:
https://doaj.org/article/d3b2df56269d4d7593516c187e242e9f
Publikováno v:
Rekayasa Mesin, Vol 15, Iss 2, Pp 1165-1174 (2024)
Almost most heavy equipment units use a hydraulic system, including systems that are important for heavy equipment units to work. The hydraulic performance test on the excavator unit is part of the test carried out as an operational standard to state
Externí odkaz:
https://doaj.org/article/b9d1c100683a403f80345511fdf66413
Publikováno v:
Journal of Materials Research and Technology, Vol 31, Iss , Pp 927-934 (2024)
Bifilms have been proposed to be critical for forming casting defects. The reduced pressure test (RPT) and bifilm index (BI) have been widely studied and used in industry for melt quality assessment. However, the BI remains challenged in predicting t
Externí odkaz:
https://doaj.org/article/088f6fb62e6e44bab99030d0ea0f2c5d
Publikováno v:
Journal of Isotopes, Vol 37, Iss 3, Pp 280-287 (2024)
In order to solve some problems existing in the helium pressure leak detection technology of the pseudo-sealed source and clarify the calculation formula and test method, the paper deduces the helium pressure leak detection formula of the pseudo-seal
Externí odkaz:
https://doaj.org/article/5d288c01c04a4d20ac62c3afcac7d752
Publikováno v:
Frontiers in Bioengineering and Biotechnology, Vol 12 (2024)
IntroductionThe incidence of knee osteoarthritis (KOA) is moderately correlated with age and body weight and increases with life span and weight gain, associated with tearing and wearing the knee joints. KOA can adjust the force through the human low
Externí odkaz:
https://doaj.org/article/72826c337331494e96062a7f548535e1
Autor:
M. S. Ramezani, A. Komakpanah
Publikováno v:
مهندسی عمران شریف, Vol 39.2, Iss 4, Pp 19-29 (2024)
In some roadway projects, especially in a mountainous region, the mechanically stabilized earth walls must be constructed in front of stable features such as a rockface for a variety of reasons, including the construction of new roadways, widening of
Externí odkaz:
https://doaj.org/article/83e28af1a4534e9a87244d2a2c17033f
Autor:
Jakub Gwadera, Dariusz Mosler
Publikováno v:
Sport i Turystyka, Vol 7, Iss 2 (2024)
Muay Thai is a martial art that involves close combat, utilizing punches, elbows, knees, and kicks. The combat format is strictly fullcontact. The objective of this study is to show how training in Thai boxing influences the development of pain perce
Externí odkaz:
https://doaj.org/article/d9571d93269046949c6bfaa38078bd82
Publikováno v:
地质科技通报, Vol 43, Iss 1, Pp 194-203 (2024)
Objective To solve the problems of "draught without slurry", poor groutability and slurry stability in the grouting process of completely weathered granite, a new composite grouting material is proposed in this paper to improve the anti-seepage and m
Externí odkaz:
https://doaj.org/article/18302cbf0186431e9b74d83b49fe0bc9
Publikováno v:
Journal of Petroleum Exploration and Production Technology, Vol 14, Iss 3, Pp 805-822 (2023)
Abstract This paper presents a method for analyzing constant-pressure drawdown test of infinite-conductivity fractured wells in bounded reservoirs. The presented method is based on the Tiab direct synthesis approach. The fracture and reservoir parame
Externí odkaz:
https://doaj.org/article/a915d55d9997472d8ee6ba593e6f3615
Publikováno v:
Journal of Materials Research and Technology, Vol 27, Iss , Pp 1830-1842 (2023)
The influence of Na-Based flux on the melt quality assessment was studied using Density index (DI), bifilm index (BI) and tensile test. The melt was prepared with scrap and ingot with and/or without the addition of Na-based flux. The results show tha
Externí odkaz:
https://doaj.org/article/cba1b8483c2c432cb3e0c3b55f9920c2