نتایج جستجو برای: sand mining
تعداد نتایج: 114337 فیلتر نتایج به سال:
A Cyber-Physical System (CPS) is an integration of physical devices with informational resources. Such a system has many promising applications in both military and civil fields, such as missile defense, battlefield awareness, traffic control, neighborhood watch, environment monitoring and wildlife tracking. The objective of this thesis is to advance the data mining techniques in the novel appl...
there are more than 750 counties in 13 provinces and autonomous regionsconstituting 30% of china lands which are facing serious problem of desertification. theseareas are mainly distributed in arid, semi-arid and dry sub-humid areas in the western part ofnortheast china, north central china and most of northwest china. biological methods are theultimate way for drift sand stabilization and a fu...
Sand glass deposits was located in the mid of the Western Desert of Iraq. It is situated within Rutba Formation (Ceno-manian). Ancient traditional mining method is still used in exploitation the unconsolidated white glass sand from glass sand quarry. The overburden thickness ranges from 2 to 4 m in average. Termite hills were observed around the glass sand quarry extending far from the quarry a...
Oil-pollution due to accidental during transportation or leakage from storage not only brings large damage to the environments, but it also affects the geotechnical properties of soil. Hence, an extensive laboratory testing program was carried out to investigate the geotechnical properties on palm biodiesel contaminated weathered granite soil and mining sand. A series of laboratory experiments ...
Chile has an economy strongly based on the exploitation of its natural resources. Copper mining represents the main export monetary income, employing thousands of people all along the country. The Chilean Copper Corporation (CODELCO), El Salvador branch, has been the primary mining company, but it will be ending most of its activities by 201 1 unless copper prices stay at their record levels. B...
Metaverse is a technology that allows us to buy virtual land. In the future life in real world can be duplicated into increase efficiency, effectiveness, and without being limited by space time. To land Metaverse, one done using SAND. SAND crypto asset from game called The Sandbox which functions as transaction tool where we build it for various purposes just like store our Non-Fungible Tokens ...
Sand, the main ingredient of cement, glass, and asphalt, is being mined for urban development global production at a pace that exceeds natural renewal. Yet research on sustainability sand mining has concentrated extraction rates socioecological impacts in rivers coastlines. The potential active volcanoes to generate renewable supply through cyclical or intermittent eruptions been understudied, ...
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