نتایج جستجو برای: mechanical test

تعداد نتایج: 1030441  

Journal: :Electronic Journal of Structural Engineering 2023

In this paper, a new type of plant fiber-reinforced cementitious composite (PFRCC) is developed. Compared with ordinary cement-based materials, its toughness greatly improved. To investigate the tensile and bending mechanical properties PFRCC, four kinds PFRCC panels different thicknesses were developed, axial test panel designed. The results show that increase in thickness panel, bearing capac...

Journal: :Current Directions in Biomedical Engineering 2022

Abstract The characterization of mechanical properties materials used in biomedical applications is essential for performance evaluation. In addition to quasi-static tests, dynamic tests extend the range methods and allow predictions failure, as well information on durability. Appropriate specimen grips according test sample geometry are crucial a reliable examination testing therefore valid ex...

2012
Ahmadreza Yazdannik Fatemeh Salmani Alireza Irajpour Saeid Abbasi

BACKGROUND Weaning decision for the patients on a mechanical ventilation (MV) device is often made based on personal judgments and experiences, which results in longer MV length of stay and higher costs. Therefore, the present study aimed to the effect of application of Burn's wean assessment program on MV length of stay among the patients hospitalized in intensive care units (ICUs). MATERIAL...

2015
Chor-Kuan Lim Sheng-Yuan Ruan Feng-Ching Lin Chao-Ling Wu Hou-Tai Chang Jih-Shuin Jerng Huey-Dong Wu Chong-Jen Yu Tobias Eckle

BACKGROUND AND OBJECTIVE Weaning parameters are commonly measured through an endotracheal tube in mechanically ventilated patients recovering from acute respiratory failure, however this practice has rarely been evaluated in tracheostomized patients. This study aimed to investigate changes in weaning parameters measured before and after tracheostomy, and to explore whether the data measured aft...

2012
Eneko Agirre Daniel M. Cer Mona T. Diab Aitor Gonzalez-Agirre

Semantic Textual Similarity (STS) measures the degree of semantic equivalence between two texts. This paper presents the results of the STS pilot task in Semeval. The training data contained 2000 sentence pairs from previously existing paraphrase datasets and machine translation evaluation resources. The test data also comprised 2000 sentences pairs for those datasets, plus two surprise dataset...

2014
Ali Afshari Mahmoud Safari Khodayar Oshvandi Ali Reza Soltanian

BACKGROUND One of the measures to keep the airway open is suctioning of endotracheal tube in patients under ventilation. This procedure can be accompanied with some complications. Selection of appropriate method of suctioning can prevent incidence of acute complications. OBJECTIVES This study aimed to compare the effects of the open and closed system suctioning methods on blood pressure, mean...

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