نتایج جستجو برای: chemical indicators

تعداد نتایج: 483744  

Journal: :international journal of architecture and urban development 0
ghazal safdarian ph.d. in architectural engineering, member of young researchers and elite club, robat karim branch,islamic azad university, robat karim, iran. hootan kosari haghighi m.a. iran university of science and technology, tehran, iran.

housing can be considered as one of the most important needs of each family and the provision ofsuitable housing for people has always been considered as one of the indicators of progress in any country. because ofthe specific attitude to the issue of housing in iran, in other words, turning it into an investment, the major part of thehouseholds' income has been accounted for housing. give...

Journal: :Cognizance journal 2021

A Laboratory Manual for the Preparation of Chemical Reagents, Solutions and Special Indicators. ETHIOPIAN BIODIVERSITY INSTITUTE, Microbial Biodiversity Directorate. This manual includes detailed view following: Safety Precautions, Reagent Preparation, Buffer Solution Staining Indicators Dye Known Suspected List Carcinogens References.

Journal: :Sistemnì tehnologìï 2022

Problem statement. Statistically significant relationships establishing between cast tin-aluminum bronze properties, as well properties and its chemical composition will predict the level of mechanical when poured into dry sand-sodium-silicate mold. Purpose. Functional determination with tin aluminum content up to 6% each. Material methods. Alloys for investigation have been prepared by melting...

1991
Yang Zhang Christian H. Bischof Richard C. Easter Po-Ting Wu

A mixed-phase chemistry box model is applied to study heterogeneous chemistry and its effect on tropospheric gas-phase chemistry, particularly on photochemical production of O3 and photochemical indicators for O3-NOx-hydrocarbon sensitivity, under a variety of atmospheric conditions ranging from remote marine to heavily-polluted atmospheres. A subsequent sensitivity analysis of the mixed-phase ...

2000
Evah W. Murage Nancy K. Karanja Paul C. Smithson Paul L. Woomer

Food security in the East African Highlands is dependent upon the productivity of lands managed by smallholders who face difficult challenges in maintaining the fertility of their soils. A study was conducted to identify indicators of soil fertility status that are consistent with farmers’ perceptions of soil fertility. Physical, chemical and biological properties of soils were measured from pa...

Ghazal Safdarian Hootan Kosari Haghighi

Housing can be considered as one of the most important needs of each family and the provision ofsuitable housing for people has always been considered as one of the indicators of progress in any country. Because ofthe specific attitude to the issue of housing in Iran, in other words, turning it into an investment, the major part of thehouseholds' income has been accounted for housing. Given the...

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