本部分規(guī)定了空中交通管制系統(tǒng)監(jiān)視數(shù)據(jù)交換中的監(jiān)視數(shù)據(jù)體系結構、監(jiān)視數(shù)據(jù)分類、監(jiān)視數(shù)據(jù)要素、報文結構、表述規(guī)則、數(shù)據(jù)傳輸順序、數(shù)據(jù)源標識及數(shù)據(jù)鏈路控制規(guī)程。