نتایج جستجو برای: suspended back into the atmosphere
تعداد نتایج: 16143913 فیلتر نتایج به سال:
the main objective in sampling is to select a sample from a population in order to estimate some unknown population parameter, usually a total or a mean of some interesting variable. a simple way to take a sample of size n is to let all the possible samples have the same probability of being selected. this is called simple random sampling and then all units have the same probability of being ch...
Introduction Conclusions References Tables Figures Back Close Abstract Introduction Conclusions References Tables Figures Back Close Abstract For the determination of photolysis rates at large zenith angles it has been demonstrated that refraction by the earth's atmosphere must be taken into account. In fact, due to the modified optical path the optical transmittance is thereby increased in mos...
Introduction Conclusions References Tables Figures ◭ ◮ ◭ ◮ Back Close Full Screen / Esc Abstract Introduction Conclusions References Tables Figures ◭ ◮ ◭ ◮ Back Close Full Screen / Esc Printer-friendly Version Interactive Discussion EGU Abstract There have been numerous recent publications showing that mineral dust might be a good absorber for solar radiation in addition to its capability as cl...
Nitrogen oxides (NOx) play a key role in regulating the oxidizing capacity of atmosphere through controlling abundance O3, OH, and other important gas particle species. Some recent studies have suggested that particulate nitrate, which is conventionally considered as ultimate oxidation product NOx, can undergo “renoxification” via photolysis, recycling NOx HONO back to phase. However, there are...
Vapor degreasing uses a partially full container of cleaner heated to its boiling point. The parts to be cleaned are suspended in the vapor cloud above the boiling liquid. The vapor condenses on the cooler parts, dissolves the contaminants and flushes the liquid mixture back into the hot liquid. When the cleaning process is complete, the parts are removed from the tank and they quickly dry in t...
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