The eyes and ears of the Sky Bow are its Chang-bai phase-array air defense radar, which has multiple-beam, multiple-target search and pursuit capabilities with electronic counterdefenses that enable it to direct 24 Sky Bow Ⅱ missiles to carry out intercept functions at one time despite enemy electronic interference.
「天弓」的耳目是「長白」雷達。「長白」具有多波束、多目標、可搜索和追蹤敵機，以及具備電子反制能力。在敵人的電子干擾下，仍可同時導引廿四枚天弓二型飛彈，發揮攔截功能。