5、II类进近至少看到几个灯段算是在决断高处获得足够的目视参考？How many lights segments at leas

5、II类进近至少看到几个灯段算是在决断高处获得足够的目视参考？How many lights segments at least should be seen at DH for CAT II approach？

A.三个。Three;

B.四个。Four;

C.六个。Six;

正确答案是A