نتایج جستجو برای: iso 20000
تعداد نتایج: 23591 فیلتر نتایج به سال:
Nutritive values of green and black tea by-products and anti-nutritive activity of their tannins were evaluated in an in vitro rumen fermentation using various molecular weights of polyethylene glycols (PEG), polyvinyl pyrrolidone (PVP) and polyvinyl polypyrrolidone as tannin-binding agents. Significant improvement in gas production by addition of PEG4000, 6000 and 20000 and PVP was observed on...
Computational Modelling is a resource hungry discipline requiring extensive expertise and large amounts of time. The ISO-STEP (International Standards Organisation Standard for the Exchange of Product Model data) is proposing an integrated product model for CFD applications. This paper presents a specification for a STEP compliant building product model for CFD analysis incorporating IBM’s Open...
The international community, including the International Organization for Standardization (ISO), is currently seeking more granular systems of language identifiers than the widely used tags of ISO 639 parts 1 and 2. There is growing need for the more precise identification and annotation of language-based resources. This paper presents a key response to this need, in which the Linguasphere Regi...
The present research was aimed to develop the meclizine hydrochloride-polyethylene glycol 20000 solid dispersions to enhance the solubility and dissolution rate. They were prepared using solvent evaporation method and evaluated for solubility studies, drug-carrier compatibility studies and in vitro dissolution studies. From the solubility studies, formulation F4 was selected to prepare the fast...
BACKGROUND HBeAg negative hepatitis B infection exerts both inactive carrier state and chronic active hepatitis, which are sometimes difficult to differentiate. Serial hepatitis B virus (HBV) DNA quantification, alanine transaminase (ALT) measurement, and liver histology assessment can help to differentiate these forms of hepatitis B infection. OBJECTIVES We aimed to clarify the clinical and ...
Context: Quality of Service (QoS) is a major issue in various web service related activities. Quality models have been proposed as the engineering artefact to provide a common framework of understanding for QoS, by defining the quality factors that apply to web service usage. Objective: The goal of this study is to evaluate the current state of the art of the proposed quality models for web ser...
The first Technical Note in this series [1] introduced the international standard ISO 10303, informally known as STEP (STandard for the Exchange of Product model data). Subsequent Technical Notes discussed various issues faced by users of STEP and how the ISO TC184/SC4 committee is addressing these issues. This paper presents the current move to modularize the STEP application protocol architec...
We present new time-resolved photometric observations of the bright trans-Neptunian object (20000) Varuna and use them to study the rotation period, shape, and color. In observations from 2001 February and April, we find a best-fit two-peaked lightcurve with period 6.3442 ± 0.0002 hr. The peak-to-peak photometric range in the R-band is 0.42± 0.02 mag. We find no rotational variation in colors o...
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