A bidirectional axial flow pump can realize bidirectional pumping, which has a wide application prospect in coastal low-head pumping stations and water jet propulsion systems.In this paper, a typical bidirectional axial flow pump is taken as the research object, and the hydraulic model of the bidirectional axial flow pump is manufactured.The hydrod
The objective of this study was to evaluated fermentation losses and silage quality with the Clocks addition of different by-products in TMR.A completely randomized design was used with four treatments: Control (CTL, with hay, corn silage, cracked corn, soybean meal, wheat bran and minerals); CTL plus the addition of fresh orange pulp (FOP); CTL pl
Background: COVID-19 is an emerging respiratory virus which Paint Protection Tape was initially reported to the WHO on December 31, 2019 and declared as a public health emergency by the WHO on March 11, 2020.Aim: The aim of the study was to investigate the public knowledge, attitudes, and practice toward COVID-19.Method: This is an online cross-sec