نتایج جستجو برای: in developed countries

تعداد نتایج: 17020178  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت معلم تهران - دانشکده علوم 1370

determination of uranium in natural water and complex solutions using ion exchange chromatography: a combined procedure using ion exchange chromatography and uv-vis spectrophotometry techniques has been developed to measure uranum in natural water and complex solutions. after conditicing , one hundred milli liters of sample solutions have been passed through an ion exchange column,pachked with ...

Journal: :Archives of Disease in Childhood 2008

Journal: :International Journal for Innovation Education and Research 2019

Journal: :Archives of Disease in Childhood - Fetal and Neonatal Edition 1994

Journal: :Netherlands Journal of Agricultural Science 1968

Journal: :Academy of Management Proceedings 2015

2008
Man-Wook Han Jozef B. Lewoc Antoni Izworski Slawomir Skowronski Antonina Kieleczawa

The design and implementation team of computer automation systems for the Polish power industry faced many difficult problems connected with the lack of experience in this domain in the country. Another kind of problems was implied by different levels of information and communication technology in that country and in well developed ones. The differences were generated by both internal (importat...

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