搜索结果: 1-7 共查到“环境科学技术 sand”相关记录7条 . 查询时间(0.045 秒)
Possibility of the Benzoic Acids Formation by Oxidation of Benzyl Chlorides in the Sand
Oxidation Benzyl halides Aromatic Carboxylic Acids
2013/3/8
Seeking the possibility of the formation of benzoic acids from benzyl halides in natural soil, a model oxidation reaction of the halides was carried out in the presence of water and soil in an open ai...
Study of Environmental Radiation on Sand and Soil Samples from Kuakata Sea Beach of Patuakhali
Radionuclide Activity Concentration HPGe detector Kuakata Seabeach 226Ra, 232Th and 40K and 137Cs
2013/3/11
The activity concentrations of radionuclides in the sand and soil samples collected from Kuakata seabeach of Patuakhali district in Bangladesh have measured using a high resolution high purity germani...
Study of Mechanism of the W-OH Sand Fixation
W-OH Sand Fixation Adhesive Force Porosity Solidifying Time Wind Tunnel Test
2013/3/11
A novel hydrophilic polyurethane (abbreviated as W-OH) was developed and applied as a sustainable sand-fixing material. This paper on the chemical sand fixation mechanism of W-OH discusses the adhesiv...
Hospital-Adapted Clonal Complex 17 Enterococcus Faecium Found among Sand Enterococcal Isolates
Antibiotic Resistance Beach Sand Clonal Complex 17 Enterococcus Playground Sand Virulence Factors
2013/3/11
Though poorly studied, sand is an environment with an extended degree of interaction with man. Enterococcal strains can be found in sand but we do not know to what extent these ubiquitous opportunisti...
Removal of Cadmium, Copper, Lead and Nickel from Aqueous Solution by White, Yellow and Red United Arab Emirates Sand
UAE sand heavy metal removal cadmium copper lead nickel
2010/12/21
Problem statement: To remove toxic heavy metal ions from wastewater using local sand as a low cost adsorbent. Approach: Removal efficiency of Cd(II), Cu(II), Pb(II) and Ni(II) from aqueous solution by...
Microbial contamination of the sand from the wastewater treatment plants
wastewater treatment primary treatment detritus tank wastewater treatment sand microbial contamination
2014/2/26
Primary treatment of domestic wastewater represents an extensive range of physical and chemical activities which directly or indirectly affect functionality of the treatment plant as a whole. The afor...
Natural Radioactivity of Beach Sand Samples in the Tripoli Region,Northwest Libya
Natural radioactivity Radionuclide Beach sand Gamma ray spectroscopy Libya
2009/9/30
A comprehensive study was conducted to determine the radioactivity concentrations of beach sand samples from different sites along the coast of Tripoli, northwest Libya, using high resolution γ-ray sp...