نتایج جستجو برای: longwall working

تعداد نتایج: 203882  

2003
Panagiotis Siozos George Palaigeorgiou Theofanis Despotakis

Electronic Assessment systems usually provide an authoring tool for creating activities (mainly closed-type questions) and administering the flow of their presentation and are also complemented with a delivery environment for learners. In this paper, we discuss learner’s control over authored assessment. The prototype application, ReACTS (Re-Adaptable Computerized Testing System), enables learn...

Journal: :Ad Hoc & Sensor Wireless Networks 2005
Honghai Zhang Jennifer C. Hou

In this paper, we address the issues of maintaining sensing coverage and connectivity by keeping a minimum number of sensor nodes in the active mode in wireless sensor networks. We investigate the relationship between coverage and connectivity by solving the following two sub-problems. First, we prove that if the radio range is at least twice the sensing range, complete coverage of a convex are...

Journal: :E3S web of conferences 2021

The purpose of the paper is to substantiate width barrier and yield pillars for application a new seam development scheme in conditions Alardinskaya mine (Russia). develops gas-bearing coal seams that are prone spontaneous combustion hazardous due rock bumps, which leads frequent accidents. analysis world experience mining being bumps showed safe with longwalls can be provided by system inter-p...

Journal: :IJeC 2010
Burak Sari Hermann Loeh Bernhard R. Katzy

This article aims to identify how knowledge workers develop their own collaboration strategies and techniques for getting their work done in complex, dynamic knowledge intensive work environments. Three case studies have been conducted to explore the nature of routines in different collaborative working settings as they provide sufficient detail to better understand the actual state and problem...

2016
Miriam R. L. Petruck Michael Ellsworth

This paper presents FrameNet’s approach to the representation of Support Verbs, as but one type of multiword expression (MWE) included in the database. In addition to motivating and illustrating FrameNet’s newly consistent annotation practice for Support Verb constructions, the present work advocates adopting a broad view of what constitutes a multiword expression.

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