单项选择题
The ARPA may swap targets when automatically tracking if two targets（）.
A.are tracked on reciprocal bearings B.are tracked at the same range C.are tracked on the same bearing D.pass close together
单项选择题 The 3-cm radar as compared to a 10-cm radar with similar specifications will（）.
单项选择题 The 10-cm radar as compared to a 3-cm radar of similar specifications will（）.
单项选择题 SWEEP INT on radar panel is the abbreviation of（）.
