ScienceJohn Michels (Journalist) 1959 |
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Стр. 720
... radiation to the bone marrow is , on the average , 15 to 60 percent of of the natural background radiation . Some localized areas of bone marrow will receive considerably more intense radiation . Such calculations show also that the ...
... radiation to the bone marrow is , on the average , 15 to 60 percent of of the natural background radiation . Some localized areas of bone marrow will receive considerably more intense radiation . Such calculations show also that the ...
Стр. 780
... radiation levels . The controversy became a sharp public issue in March when the National Advisory Committee on Radiation , headed by Russell H. Morgan of Johns Hopkins University , held that it was unwise for a single agency - the ...
... radiation levels . The controversy became a sharp public issue in March when the National Advisory Committee on Radiation , headed by Russell H. Morgan of Johns Hopkins University , held that it was unwise for a single agency - the ...
Стр. 1074
... Radiation level 5 cm from 1000 hr / person 25 kv in the vicinity of some of these , in- dicating that none should be considered safe until so established by dependable radiation measurements . Population Gonad Dose The estimate of the ...
... Radiation level 5 cm from 1000 hr / person 25 kv in the vicinity of some of these , in- dicating that none should be considered safe until so established by dependable radiation measurements . Population Gonad Dose The estimate of the ...
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