机译:赤道扩展F起始和增长卫星跟踪显示从共轭点观察在巴西
Lowell Digisonde International, LLC, Lowell, Massachusetts, USA.;
Instituto Nacional de Pesquisas Espaciais, S?o Jose dos Campos, Brazil.;
satellites; observation points; BrazilConjugatesfield lineequatorialprecursors;