Zobrazeno 1 - 4
of 4
pro vyhledávání: '"Rongsheng Xi"'
Publikováno v:
Lubricants, Vol 12, Iss 11, p 390 (2024)
High-speed gears are crucial transmission components found in airplanes and other systems, and they are maintained primarily through oil injection. However, due to their high operating speeds and the influence of oil injection settings, gear surface
Externí odkaz:
https://doaj.org/article/b3bdcdefd56e4e94bf9b157f721b1c02
Autor:
Haoran Jing, Rongsheng Xie, Yu Bai, Yuchen Duan, Chongyang Sun, Ye Wang, Rongyi Cao, Zaisheng Ling, Xiufen Qu
Publikováno v:
Frontiers in Pharmacology, Vol 12 (2021)
Astragaloside IV (AS-IV) has been used to treat cardiovascular disease. However, whether AS-IV exerts a protective effect against hypertensive heart disease has not been investigated. This study aimed to investigate the antihypertensive and cardiopro
Externí odkaz:
https://doaj.org/article/612136b3a673401894f3d2717040194b
Publikováno v:
Journal of Marine Science and Engineering, Vol 9, Iss 12, p 1429 (2021)
Vertical axial flow pump device has the characteristics of large flow and low head, which is widely used in pumping station projects with head of 3–9 m. In order to study the influence of the timing effect of the impeller relative flow channel and
Externí odkaz:
https://doaj.org/article/6e1040327c614cd2843becf12bd126de
Publikováno v:
Advances in Mechanical Engineering, Vol 9 (2017)
By means of numerical simulation and experimental verification, this article investigates the hydraulic performance and pressure fluctuation of a tank-style axial-flow pump device. With orthogonal test, 16 schemes are designed concerning the differen
Externí odkaz:
https://doaj.org/article/dceea5a7f7034c879e05ea6cc1b8a9ed