Tìm kiếm
Background radiation
/bˈakɡɹaʊnd ɹˌeɪdɪˈeɪʃən/
/bˈækɡɹaʊnd ɹˌeɪdɪˈeɪʃən/
Background radiation
01
radiation coming from sources other than those being observed
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Tìm kiếm
radiation coming from sources other than those being observed