نتایج جستجو برای: roads
تعداد نتایج: 14010 فیلتر نتایج به سال:
In recent years the quantum foundations community has seen increasing interest in possibility of using retrocausality as a route to rejecting conclusions Bell’s theorem and restoring locality physics. On other hand, it also been argued that accepting nonlocality leads form retrocausality. this article we seek elucidate relationship between locality. We begin by providing brief schema various wa...
Salinization of surface water from sodium chloride (road salt) applied to paved roads is a widely recognized environmental concern in the northern hemisphere, yet practical information to improve winter road management to reduce the environmental impacts of this deicer is lacking. The purpose of our study was to provide such information by developing baseline concentrations for sodium and chlor...
The efficient and high quality rendering of complex road networks—given as vector data—and high-resolution digital elevation models (DEMs) poses a significant problem in 3D geographic information systems. As in paper maps, a cartographic representation of roads with rounded caps and accentuated clearly distinguishable colors is desirable. On the other hand, advances in the technology of remote ...
Are roads the key to raising living standards in poor rural areas? This study evaluates the impact of the World Bank–financed Viet Nam rural transport project I, a large-scale rural roads rehabilitation project that aims to reduce poverty. The analysis will focus on the welfare impacts of rural roads as an input to policy discussion about how best to allocate scarce public resources for poverty...
There is a recent trend of building roundabouts on highspeed roads, often with the considerable presence of heavy vehicles. With the increased presence of trucks on roundabouts, the issue of overturning has become a concern. Although some geometric, vehicle, and loading factors have been connected to rollover, the safety performance of roundabouts built on high-speed roads is not well understoo...
The efficient and high quality rendering of complex road networks—given as vector data—and high-resolution digital elevation models (DEMs) poses a significant problem in 3D geographic information systems. As in paper maps, a cartographic representation of roads with rounded caps and accentuated clearly distinguishable colors is desirable. On the other hand, advances in the technology of remote ...
A fundamental requirement for making sustainable improvements to rural infrastructure is a clear understanding of who will finance maintenance and capital improvements. In the past the question of financing rural roads has centered primarily on the role of governments. Given the acute scarcity of financial and human resources in most developing countries, there are simply too many kilometers of...
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