نتایج جستجو برای: tube well water

تعداد نتایج: 2076890  

Journal: :Archives of otolaryngology--head & neck surgery 2008
James M Poss Mark E Boseley James V Crawford

OBJECTIVES To determine what recommendations are given to patients or parents of patients with tympanostomy tubes regarding water exposure and to elucidate any recommendation differences between primary care and specialty care physicians. DESIGN Clinical survey. SETTING General community in the Pacific Northwest, including Washington, Oregon, and Idaho. PARTICIPANTS Physician surveys (N =...

2016
M. M. Deshmukh

ARTICLE INFO a The temperature of earth is increasing drastically in the past few years due to which water temperature is also increasing. Water cooler is a device used to cool the temperature of water so that it is suitable for drinking purpose. This system works on the principle of vapour compression refrigeration system. CFC 22 is currently used in the system, but because of its high GWP and...

Journal: :iranian journal of environmental sciences 0
mashura shammi dept. of environmental sciences jahangirnagar university bikash karmakar department of environmental sciences, jahangirnagar university, dhaka, bangladesh md. mostafizur rahman department of environmental sciences, jahangirnagar university, dhaka, bangladesh faculty of environmental earth science, graduate school of environmental science, hokkaido university, sapporo, japan md saiful islam department of environmental biology and chemistry, graduate school of science and engineering for research, university of toyama, gofuku 3190, toyama 930-8555, japan. rashadur rahaman dept of environmental sciences, jahangirnagar university, savar dhaka bangladesh khabir uddin department of environmental sciences, jahangirnagar university, dhaka, bangladesh

batiaghata upazila, khulna district in south-west coastal region of bangladesh is the mostly saline affected area, where agriculture activities are mainly dependent on rainfall. 23 water samples from surface water and shallow tube well (stw) were collected in the monsoon season and analyzed for physico-chemical properties to classify them according to salinity hazard. electrical conductivity (e...

Journal: :The Journal of the Acoustical Society of America 2003

Journal: :Zisin (Journal of the Seismological Society of Japan. 2nd ser.) 1984

Journal: :Scientific American 1899

2014
S. Vijayakumar R. Vinoth K. Abilash P. Praveen

Effects of insertion of coiled wire in juxtaposition with twisted tapes on heat transfer rate and solar radiation without disturbing the flow inside the riser tubes in a solar flat plate collector is experimentally reconnoitered in this present work. The wire coil used as a turbulator is placed inside the riser tube while the twisted tape is inserted into the wire coil to create a continuous sw...

Journal: :American journal of epidemiology 2007
Anisur Rahman Marie Vahter Eva-Charlotte Ekström Mahfuzar Rahman Abu Haider Mohammad Golam Mustafa Mohammad Abdul Wahed Mohammed Yunus Lars-Ake Persson

The authors evaluated the effect of arsenic exposure on fetal and infant survival in a cohort of 29,134 pregnancies identified by the health and demographic surveillance system in Matlab, Bangladesh, in 1991-2000. Arsenic exposure, reflected by drinking water history and analysis of arsenic concentrations in tube-well water used by women during pregnancy, was assessed in a separate survey condu...

Journal: Pollution 2016

Batiaghata Upazila, Khulna District in south-west coastal region of Bangladesh is the mostly saline affected area, where agriculture activities are mainly dependent on rainfall. 23 water samples from surface water and shallow tube well (STW) were collected in the monsoon season and analyzed for physico-chemical properties to classify them according to salinity hazard. Electrical Conductivity (E...

Journal: :Journal of water and health 2008
Masahiro Hashizume Yukiko Wagatsuma Abu S G Faruque Taiichi Hayashi Paul R Hunter Ben Armstrong David A Sack

This paper identifies groups vulnerable to the effect of flooding on hospital visits due to diarrhoea during and after a flood event in 1998 in Dhaka, Bangladesh. The number of observed cases of cholera and non-cholera diarrhoea per week was compared to expected normal numbers during the flood and post-flood periods, obtained as the season-specific average over the two preceding and subsequent ...

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