If the aircraft is( )the runway centerline extension, the airbor

分类: 导航选择题 发布时间: 2023-12-01 12:13 浏览量: 0

If the aircraft is( )the runway centerline extension, the airborne indicators display no difference in depth of modulation(ddm)between the 90-Hz and 150-Hz modulation。

A.DIRECTLY ABOVE

B.TO THE LEFT OF

C.TO THE RIGHT OF

D.NO REQUIREMENT

正确答案是A