Abstract Background Three-dimensional Arjuna echocardiography (3DE) with real-time volumetric imaging can be a vital modality in clinical practice.Despite its potential, it remains underutilized in the acute care setting.Case presentation We present two cases describing the use of 3DE in the emergency department (ED) for acute heart failure (AHF) a
To address the problems of difficult leveling and poor stability of hill crawler tractors, an attitude adjustment device based on a parallel four-bar mechanism was designed, and the mechanical reasons for the sideslip instability of hill crawler tractors were analyzed.On this basis, a posture adjustment mechanism based on a parallel four-bar mechan
The study of word meaning is formulated in semantics.Language as a medium of communication constructs meaning and structure.Communication can be done through many mediums and one of them is song lyrics.Song has its own uniqueness in choosing words, suit to the genre.In the modern era, the young generation tempts to consume a lot more media and is i
Due to developments in the field of fast transportation, increase in permitted speed and load capacity, moving loads can have significant effects on the dynamic forces of bridges.To consider the dynamic effect in the design of the structure, the dynamic impact factor is introduced as ratio of the dynamic response to the static response.Accurate eva
Abstract The Bodoquena-Pantanal Geopark was created by State edict in 2009, but its implementation and effective operation still depend on investments and actions.The public resources for investments are limited, and the private sector will invest if the State assures that the enterprise will be stable and profitable.This survey aims to analyze the