Results 21 to 30 of about 1,910,897 (329)

Computational Model of Outer Circle and Inner Ellipse Shield Tunnel Lining Structure

open access: yesAdvances in Civil Engineering, 2021
Subway tunnels are mostly located in strata with an uneven pressure. This uneven pressure is usually manifested by lateral pressure coefficients less than 1.
Shuancheng Gu, Guanlin Sun, Peili Su
doaj   +1 more source

The calibration method of the circle-structured light measurement system for inner surfaces considering systematic errors

open access: yesMeasurement science and technology, 2021
Light plane deviation and motion direction deviation of stage systems are the two main sources of systematic errors in circle-structured light inner surface measurement systems.
Yuchu Dong   +4 more
semanticscholar   +1 more source

Nature Of Transition Circumstellar Disks. I. The Ophiuchus Molecular Cloud [PDF]

open access: yes, 2010
We have obtained millimeter-wavelength photometry, high-resolution optical spectroscopy, and adaptive optics near-infrared imaging for a sample of 26 Spitzer-selected transition circumstellar disks.
Cieza, Lucas A.   +9 more
core   +3 more sources

Global English and World Englishes From an Evolutionary Perspective: A Rejoinder to Anna Kristina Hultgren

open access: yesNJES: Nordic Journal of English studies, 2020
The terms Global English and World Englishes reflect two opposite imperial perspectives. The first highlights the success of the British Empire in spreading the language of England to various corners of the world, whereas the second subverts the race ...
Salikoko S. Mufwene
doaj   +1 more source

Downdating of Szego polynomials and data fitting applications [PDF]

open access: yes, 1992
Many algorithms for polynomial least squares approximation of real- valued function on a real interval determine polynomials that are orthogonal with respect to a suitable inner product defined on this interval.
Ammar, Gregory S.   +2 more
core   +1 more source

Investigating the effect of virtual machine migration accounting on reliability using a cluster model

open access: yesJournal of Edge Computing, 2023
The purpose of the article is to develop and verify with the help of mathematical modeling a software method of deploying a fault-tolerant computing cluster with a virtual machine, which consists of two physical servers (main and backup), on which a ...
Andrii V. Riabko   +4 more
doaj   +1 more source

Expanding and outer circle cultural content in English coursebooks commonly used in Serbia

open access: yesInovacije u Nastavi, 2018
The three core culture areas commonly covered by modern coursebooks are Inner Circle cultures (culture of countries where English is the first or dominant language), Outer Circle cultures (post-colonial countries where English plays a major role) and ...
Nenad M. Tomović, Maja M. Aleksić
doaj   +1 more source

Mugabe’s Zimbabwe, 2000–2009: Massive Human Rights Violations and the Failure to Protect [PDF]

open access: yes, 2010
This article reviews human rights violations in Zimbabwe from 2000 to 2009, under the rule of Robert Mugabe. It argues that these violations, including state-induced famine, illegal mass expulsions, and systemic rape, constituted crimes against humanity.
Howard-Hassmann, Rhoda E.
core   +2 more sources

INDONESIAN PRE-SERVICE ENGLISH TEACHERS’ ATTITUDES TOWARDS THE USE OF WORLD ENGLISHES IN INTERNATIONAL ENGLISH PROFICIENCY TESTS: A SMALL-SCALE SURVEY

open access: yesELT Echo: The Journal of English Language Teaching in Foreign Language Context, 2023
While a considerable number of English language users come from expanding-circle countries, international English proficiency tests like TOEFL and IELTS tend to model inner-circle varieties like British, North American, and Australian, implying that ...
Abyan Syam Zain, Willy Prasetya
doaj   +1 more source

On the inner circle

open access: yes, 2021
Notas: Documento pegado a una hoja en blanco. Datos de la publicación manuscritos en la parte superior del artículo, encima del título.
Frederic, Raphael, Raphael, Frederic
openaire   +2 more sources

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