搜索结果: 1-4 共查到“医学 quality characteristics”相关记录4条 . 查询时间(0.093 秒)
CHEMICAL QUALITY CHARACTERISTICS OF EHRAN GROUND WATER AQUIFER
Water chemical contamination Ground water pollution
2009/12/31
There are 3700 wells in Tehran city, of which 850 are deep wells. To determine Tehran ground water quality, as a pretest we selected 102 wells by simple random sampling; water analyses were made accor...
WATER QUALITY CHARACTERISTICS OF Teharn SUBTERRANEAN CANALS
Water quality Subterranean canals SUBTERRANEAN CANALS
2009/12/30
To know the water quality characteristics of Tehran subterranean canals, from 20 Feb. 1978 to 23 Sept. 1978, samples were taken from 23 of them by simple random sampling without replacement, and were ...
CHEMICAL QUALITY CHARACTERISTICS OF TEHRAN GROUND WATER
Ground wate Chemical quality characteristics
2009/12/30
For better understanding of Tehran ground water, samples were taken randomly from 340 out of 655 deep & semi deep wells in 1993, which dug by Tehran Water Supply and Sewage Engineering Company. 260 Wa...
Selenium supplementation enhances the element concentration in blood and seminal fluid but does not change the spermatozoal quality characteristics in subfertile men
Selenium supplementation element concentration
2009/2/13
The objective of this study was to evaluate the effect of selenium (Se) supplementation on Se concentration and glutathione peroxidase (GSH-Px) activity in blood components and seminal fluid and o...