Abstract Jet pulse assembly is one of the main components of jet hydraulic oscillator.The pressure wave characteristics produced by jet pulse assembly have an important influence on the performance of the tool.In this paper, the structure and working principle of jet pulse assembly are studied, the mechanical analysis model of piston rod is establi
Objectives This study investigated the accuracy and duration of intraoral digital photograph examination (IDPE) for evaluating oral health status and explored the feasibility of remote oral health assessment.Methods Thirty-one healthy college students underwent evaluations of oral health status via clinical examination (CE) combined with panoramic
It is established that at present the technology of anode-spark coatings in general is well studied.However, the lack of recommendations for the choice of modes of technological processes and tribological characteristics in different operating conditions limit the widespread introduction of this technology.The task of this work was to analyze the p
Isolated primary tuberculoma of the paranasal sinuses is an exceedingly rare form of extra-pulmonary tuberculosis (EPTB), particularly in immunocompetent individuals.Its presentation is often atypical, mimicking aggressive neoplasms due to features such as local bone destruction, which complicates diagnosis and may lead to unnecessary invasive inte
Schools across America are being ranked for their effectiveness on a number of student criteria, among them preparation of students for a successful college experience.This study investigates the relationship between graduating seniors, their successful first year retention in college and several 5 Piece Outdoor Chat Set personal and school related