空战

提出末端防御是大区域防空的重要组成部分，是防空体系中实施大区域防空的最后一道防线，是实现歼灭敌空袭兵器与掩护重要目标安全的重要手段。

overhead line (aerial line)

crossed aerial (turnstile, cross-dipole), crossed loop aerial

aerial ropeway (aerial cableway, aerialrailway)

aerotriangulation by independent model【测】;independent model aerial triangulation【测】

devices affording protection of an aerial line

aerial photogrammetry【测】;aerial photographic surveying【测】;aerial surveying【测】

rope (carrying rope) aerial ropeway (aerial cableway)

turning-machine for bevelling the ends of bars, tubes beverage aerial