نتایج جستجو برای: 2،4
تعداد نتایج: 348125 فیلتر نتایج به سال:
Journal:
:Journal of Family Planning and Reproductive Health Care
2016
Journal:
:Journal of Japan Oil Chemists' Society
1988
Journal:
:Atlas of Genetics and Cytogenetics in Oncology and Haematology
2011
2012
T. Stanev
The cosmic radiation incident at the top of the terrestrial atmosphere includes all stable charged particles and nuclei with lifetimes of order 106 years or longer. Technically, “primary” cosmic rays are those particles accelerated at astrophysical sources and “secondaries” are those particles produced in interaction of the primaries with interstellar gas. Thus electrons, protons and helium, as...
Journal:
:Chemical and Pharmaceutical Bulletin
2006
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