نتایج جستجو برای: damage criteria

تعداد نتایج: 479198  

Journal: :journal of rehabilitation in civil engineering 2013
b. badrkhani ajaei m. ghassemieh

analytical detection of cracking in connections of steel moment resisting frames using simple damage indices is important since these cracks are not visible unless the connections are uncovered. in this paper, applicability of three cumulative damage indices for detection of cracking in a cover plate welded moment connection is investigated. the damage indices considered in this study are based...

Journal: :Journal of neurology, neurosurgery, and psychiatry 1978
C J Rao P K Shukla S Mohanty Y J Reddy

Serum total lactate dehydrogenase (LDH) was estimated serially for up to 15 days in 110 patients with head injuries who had no extraneural injury. Increase in LDH activity generally indicated the degree of parenchymal brain damage. The prognostic value of LDH was established by correlating its activity with clinical criteria such as duration of unconsciousness and post-traumatic amnesia, type o...

Journal: :Stroke 1992
J A Oostveen K Timby L R Williams

BACKGROUND AND PURPOSE The Mongolian gerbil provides a unique model of unilateral focal cerebral ischemia because of the lack of posterior communicating arteries in all gerbils as well as an absence of an anterior communicating artery in approximately 20% of the gerbil population. It is unclear how to identify unequivocably the subpopulation of animals that would suffer a severe focal cerebral ...

2014
Guo-zheng Quan Gui-chang Luo An Mao Jian-ting Liang Dong-sen Wu

Fracturing by ductile damage occurs quite naturally in metal forming processes, and ductile fracture of strain-softening alloy, here 42CrMo steel, cannot be evaluated through simple procedures such as tension testing. Under these circumstances, it is very significant and economical to find a way to evaluate the ductile fracture criteria (DFC) and identify the relationships between damage evolut...

Journal: :Engenharia Agricola 2021

A pneumatic olive harvester was developed and evaluated in this study. The components of the machine were limb clamp, vibrating unit, control elements, main tube, air-pressured hoses, valve, power source. measurements that related to development fruit damage, some physical mechanical properties olives fruit-stem system. results demonstrated effectiveness harvest fruits. appropriateness by crite...

Journal: Journal of Nuts 2012
A Imani F Asgari I Raeisi M Ezaddost S. H Masoumi

Frost damage to the flowers and early developing fruits is one of the most limiting factors in the most almond cultivation regions of the world. This study was undertaken to help understand almond response to frost spring at same phenological stage, in order to develop criteria for the selection of cultivars with improved resistance to frost on the basis of field and laboratory experiments. In ...

2012
D. Ivančević I. Smojver

The presented work depicts results of a two-scale approach to the problem of damage and failure prediction on laminated composite structures. Modeling on the micro-level has enabled insight into the underlying physical processes which lead to homogenized properties of the macro-scale material. In this work, micromechanical analysis has been performed by application of the High Fidelity Generali...

2008
Qing Yi Jinming Zhang

Criteria had been proposed for assessing the severity of possible test security violations for computerized tests with high-stakes outcomes. However, these criteria resulted from theoretical derivations that assumed uniformly randomized item selection. This study investigated potential damage caused by organized item theft in computerized adaptive testing (CAT) for two realistic item selection ...

Journal: :Clinical and experimental rheumatology 2014
J S Smolen D Aletaha

Disease activity assessment is one of the most pivotal aspects in the care of RA patients. Composite measures of disease activity are superior to individual measures, since they capture the multiple facets of the disease. Since swollen joint counts correlate with joint damage progression and tender joint counts with physical function, composite scores that include joint counts are preferable. T...

Journal: Journal of Nuts 2011
Ali imani Yaser Mahamadkhani

Almond is one of the most important nut crops in Iran. Due to the suitable climatic conditions, Iran is one of the most important growing centers for wild and domesticated species of almond in world. Native genotypes typically are early flowering, due to late spring frost, often; they have been damaged. So frost damage to the flowers and early developing fruits is one of the most limiting facto...

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