نتایج جستجو برای: restoration cost
تعداد نتایج: 436990 فیلتر نتایج به سال:
Background. There is no clear consensus on operative hand instrumentation. In general, there is one hand instrument that completes one task. Consequently, numerous instruments are required for the placement, shaping and carving of a restoration. This reduces clinical efficiency, increases cost and may generate frustration. Methods. A novel dental hand instrument has been developed. The instrume...
Increasingly, automatic restoration is an indispensable security measure in control systems (e.g. those used in critical infrastructure sectors) due to the importance of ensuring the functionality of monitoring infrastructures. Modernizing the interconnection of control systems to provide interoperability between different networks, at a low cost, is also a critical requirement in control syste...
In PCS networks, new calls to a portable may be lost due to incorrect location information (due to either data corruption or outdated records) in the home location register mobility database. Such database failures can be recovered through the portable's registration when it initiates a call, through required registration (or deregistration for some systems) as it crosses the location area boun...
Title of Document: ECOLOGICAL AND GEOMORPHOLOGICAL IMPACTS OF CHANNEL STABILITY RESTORATION IN URBAN STREAMS Brian Guthrie Laub, Ph.D., 2011 Directed By: Professor Margaret A. Palmer, Biology Stream restoration projects that attempt to reduce channel incision and bank erosion by reconstructing the channel and grading and armoring stream banks (channel stability restoration projects) are common,...
This paper proposes new dimensioning methods in an MP/WDM (multi-protocols over WDM) network with static wavelength paths. The network has the following aspects; (1) limited to the near future, the network uses costly OXCs (optical cross-connects) only to replace active paths into the spare paths when a fault occurs, and, (2) every active path does not produce a pair with a spare path since res...
Mining subsided lakes are major obstacles for ecological restoration and resource reuse in mining regions. Transforming mining subsided lakes into artificial wetlands is an ecological restoration approach that has been attempted in China in recent years, but a value assessment of the approach still needs systematic research. This paper considers Jiuli Lake wetland, an artificial wetland derived...
There is great interest in the restoration and conservation of coastal habitats for protection from flooding and erosion. This is evidenced by the growing number of analyses and reviews of the effectiveness of habitats as natural defences and increasing funding world-wide for nature-based defences-i.e. restoration projects aimed at coastal protection; yet, there is no synthetic information on w...
We studied changes in macrobenthic communities following the environmental clean-up of metal-polluted (cadmium, nickel, and cobalt) sediments in Foundry Cove, a small inlet within the Hudson River estuary of New York. We used a BACI-style experiment to test the hypotheses that high levels of cadmium in sediments change macrobenthic assemblages relative to unpolluted areas, and removal of metals...
In this chapter, we consider the problem of designing protection strategies to contain spreading processes in complex cyber-physical networks. We illustrate our ideas using a family of bio-motivated spreading models originally proposed in the epidemiological literature, e.g., the Susceptible-Infected-Susceptible (SIS) model. We first introduce a framework in which we are allowed to distribute t...
Disaster event causes fatal damage on regional built environment (e.g., residential and commercial buildings, core infrastructures and roadways), which generates their functionality losses. Since economic and social activities in urban area depend on not only residential and commercial but also public services provided by facilities and infrastructures, it is essential to implement appropriate ...
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